{"id":19104,"date":"2026-05-14T16:37:59","date_gmt":"2026-05-14T08:37:59","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=19104"},"modified":"2026-07-15T15:48:26","modified_gmt":"2026-07-15T07:48:26","slug":"%e3%83%90%e3%83%ab%e3%82%af%e5%8d%b5%e6%ae%bb%e8%86%9c%e3%82%b3%e3%83%a9%e3%83%bc%e3%82%b2%e3%83%b3","status":"publish","type":"page","link":"https:\/\/collagensei.com\/ja\/wholesale-collagen-peptides\/bulk-eggshell-membrane-collagen\/","title":{"rendered":"\u30d0\u30eb\u30af\u5375\u6bbb\u819c\u30b3\u30e9\u30fc\u30b2\u30f3"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"19104\" class=\"elementor elementor-19104\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-84676e7 e-con-full e-flex e-con e-parent\" data-id=\"84676e7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c2665ac elementor-widget elementor-widget-html\" data-id=\"c2665ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n#cgs-eggshell-page {\r\n  --cgs-blue: #2E638C;\r\n  --cgs-blue-deep: #183F5B;\r\n  --cgs-blue-dark: #102F45;\r\n  --cgs-blue-soft: #EAF2F7;\r\n  --cgs-blue-pale: #F4F8FB;\r\n  --cgs-sky: #B7D4E5;\r\n  --cgs-ink: #142632;\r\n  --cgs-copy: #526875;\r\n  --cgs-line: #D9E5EC;\r\n  --cgs-white: #FFFFFF;\r\n  --cgs-warm: #F8FAFB;\r\n  --cgs-success: #2F7865;\r\n  --cgs-radius: 20px;\r\n  --cgs-shadow: 0 22px 62px rgba(24, 63, 91, .13);\r\n  --cgs-container: 1180px;\r\n  --cgs-font-body: var(--e-global-typography-text-font-family, \"Roboto\"), Arial, Helvetica, sans-serif;\r\n  --cgs-font-heading: var(--e-global-typography-primary-font-family, \"Roboto\"), Arial, Helvetica, sans-serif;\r\n  margin: 0;\r\n  color: var(--cgs-ink);\r\n  background: var(--cgs-white);\r\n  font-family: var(--cgs-font-body);\r\n  line-height: 1.62;\r\n  overflow-x: clip;\r\n  overflow-y: visible;\r\n}\r\n#cgs-eggshell-page,\r\n#cgs-eggshell-page * { box-sizing: border-box; }\r\n#cgs-eggshell-page img { display: block; max-width: 100%; }\r\n#cgs-eggshell-page a { color: inherit; text-decoration: none; }\r\n#cgs-eggshell-page button,\r\n#cgs-eggshell-page input,\r\n#cgs-eggshell-page select,\r\n#cgs-eggshell-page textarea { font: inherit; }\r\n#cgs-eggshell-page button { cursor: pointer; }\r\n#cgs-eggshell-page h1,\r\n#cgs-eggshell-page h2,\r\n#cgs-eggshell-page h3,\r\n#cgs-eggshell-page h4 { font-family: var(--cgs-font-heading); }\r\n#cgs-eggshell-page .cgs-container { width: min(calc(100% - 40px), var(--cgs-container)); margin-inline: auto; }\r\n#cgs-eggshell-page .cgs-section { padding-block: 104px; }\r\n#cgs-eggshell-page .cgs-section--soft { background: linear-gradient(180deg, #F7FAFC 0%, #EDF4F8 100%); }\r\n#cgs-eggshell-page .cgs-section--pale { background: var(--cgs-blue-pale); }\r\n#cgs-eggshell-page .cgs-eyebrow {\r\n  display: flex; align-items: center; gap: 10px; margin: 0 0 15px;\r\n  color: var(--cgs-blue); font-size: 12px; line-height: 1.2; font-weight: 800;\r\n  letter-spacing: .14em; text-transform: uppercase;\r\n}\r\n#cgs-eggshell-page .cgs-eyebrow::before { content: \"\"; width: 26px; height: 2px; background: currentColor; }\r\n#cgs-eggshell-page .cgs-heading { max-width: 800px; margin-bottom: 48px; }\r\n#cgs-eggshell-page .cgs-heading--center { margin-inline: auto; text-align: center; }\r\n#cgs-eggshell-page .cgs-heading--center .cgs-eyebrow { justify-content: center; }\r\n#cgs-eggshell-page .cgs-heading h2 {\r\n  margin: 0; color: var(--cgs-ink); font-size: clamp(38px, 4.4vw, 58px);\r\n  line-height: 1.08; letter-spacing: -.035em; font-weight: 700;\r\n}\r\n#cgs-eggshell-page .cgs-heading > p:not(.cgs-eyebrow) { margin: 20px 0 0; color: var(--cgs-copy); font-size: 16px; }\r\n#cgs-eggshell-page .cgs-button {\r\n  display: inline-flex; align-items: center; justify-content: center; gap: 8px;\r\n  min-height: 50px; padding: 0 24px; border: 1px solid var(--cgs-blue);\r\n  border-radius: 999px; background: var(--cgs-blue); color: #fff;\r\n  font-size: 14px; font-weight: 750; box-shadow: 0 12px 28px rgba(46, 99, 140, .20);\r\n  transition: transform .2s ease, background .2s ease, border-color .2s ease;\r\n}\r\n#cgs-eggshell-page .cgs-button:hover { transform: translateY(-2px); background: #255775; border-color: #255775; }\r\n#cgs-eggshell-page .cgs-button--ghost { background: transparent; color: var(--cgs-ink); border-color: #B9CBD6; box-shadow: none; }\r\n#cgs-eggshell-page .cgs-button--ghost:hover { color: var(--cgs-blue); background: #fff; border-color: var(--cgs-blue); }\r\n#cgs-eggshell-page .cgs-button--white { background: #fff; color: var(--cgs-blue-deep); border-color: #fff; }\r\n#cgs-eggshell-page .cgs-button--white:hover { background: #F5FAFD; border-color: #F5FAFD; }\r\n#cgs-eggshell-page .cgs-button--small { min-height: 42px; padding-inline: 18px; font-size: 13px; }\r\n\r\n\/* Hero *\/\r\n#cgs-eggshell-page .cgs-hero {\r\n  position: relative; overflow: hidden;\r\n  background: linear-gradient(122deg, #F8FAFC 0%, #EDF4F8 56%, #DDECF4 100%);\r\n}\r\n#cgs-eggshell-page .cgs-hero::before {\r\n  pointer-events: none;\r\n  content: \"\"; position: absolute; inset: 0; opacity: .31;\r\n  background-image: radial-gradient(#7596AA 1px, transparent 1px);\r\n  background-size: 25px 25px;\r\n  mask-image: linear-gradient(90deg, #000 0%, rgba(0,0,0,.45) 47%, transparent 78%);\r\n}\r\n#cgs-eggshell-page .cgs-hero__grid {\r\n  position: relative; min-height: 700px; padding-block: 82px 92px;\r\n  display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 72px;\r\n}\r\n#cgs-eggshell-page .cgs-hero__copy { position: relative; z-index: 2; }\r\n#cgs-eggshell-page .cgs-hero h1 {\r\n  max-width: 790px; margin: 0; color: var(--cgs-ink);\r\n  font-size: clamp(49px, 5.2vw, 76px); line-height: 1.08; letter-spacing: -.045em; font-weight: 700;\r\n}\r\n#cgs-eggshell-page .cgs-hero h1 em { color: var(--cgs-blue); font-style: normal; }\r\n#cgs-eggshell-page .cgs-hero__lead { max-width: 700px; margin: 25px 0 0; color: #4D6573; font-size: 18px; }\r\n#cgs-eggshell-page .cgs-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }\r\n#cgs-eggshell-page .cgs-chip-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 27px 0 0; padding: 0; list-style: none; }\r\n#cgs-eggshell-page .cgs-chip-list li {\r\n  padding: 8px 12px; border: 1px solid #C7D8E2; border-radius: 999px;\r\n  background: rgba(255,255,255,.72); color: #365366; font-size: 11px; line-height: 1.2; font-weight: 750;\r\n}\r\n#cgs-eggshell-page .cgs-hero__visual { position: relative; min-height: 470px; }\r\n#cgs-eggshell-page .cgs-hero__halo {\r\n  pointer-events: none;\r\n  position: absolute; inset: 10% 2% 10% 2%; border-radius: 34px;\r\n  background: rgba(183,212,229,.58); filter: blur(36px);\r\n}\r\n#cgs-eggshell-page .cgs-product-visual {\r\n  position: absolute; left: 0; right: 0; top: 50%; width: 100%;\r\n  aspect-ratio: 16 \/ 9; overflow: hidden;\r\n  border: 8px solid rgba(255,255,255,.88); border-radius: 30px;\r\n  background: #17232B; box-shadow: var(--cgs-shadow); transform: translateY(-50%);\r\n}\r\n#cgs-eggshell-page .cgs-product-visual img {\r\n  width: 100%; height: 100%; object-fit: cover; object-position: center;\r\n  image-rendering: auto;\r\n}\r\n#cgs-eggshell-page .cgs-hero-card {\r\n  position: absolute; z-index: 2; padding: 16px 18px; border: 1px solid rgba(202,220,231,.9);\r\n  border-radius: 18px; background: rgba(255,255,255,.92); box-shadow: var(--cgs-shadow); backdrop-filter: blur(12px);\r\n}\r\n#cgs-eggshell-page .cgs-hero-card strong { display: block; color: var(--cgs-blue); font-size: 30px; line-height: 1; letter-spacing: -.03em; }\r\n#cgs-eggshell-page .cgs-hero-card span { display: block; margin-top: 7px; color: var(--cgs-copy); font-size: 10px; line-height: 1.4; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }\r\n#cgs-eggshell-page .cgs-hero-card--protein { right: 0; top: 8%; }\r\n#cgs-eggshell-page .cgs-hero-card--batch { left: 0; bottom: 5%; }\r\n#cgs-eggshell-page .cgs-hero-card--pack { right: 4%; bottom: 8%; }\r\n\r\n\/* Trust strip *\/\r\n#cgs-eggshell-page .cgs-trust { background: #fff; border-bottom: 1px solid var(--cgs-line); }\r\n#cgs-eggshell-page .cgs-trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); }\r\n#cgs-eggshell-page .cgs-trust__item { min-height: 118px; display: flex; align-items: center; gap: 14px; padding: 23px; border-right: 1px solid var(--cgs-line); }\r\n#cgs-eggshell-page .cgs-trust__item:last-child { border-right: 0; }\r\n#cgs-eggshell-page .cgs-trust__icon { display: grid; place-items: center; flex: 0 0 42px; height: 42px; border-radius: 50%; background: var(--cgs-blue-soft); color: var(--cgs-blue); font-size: 11px; font-weight: 850; }\r\n#cgs-eggshell-page .cgs-trust__item strong { display: block; font-size: 14px; line-height: 1.3; }\r\n#cgs-eggshell-page .cgs-trust__item small { display: block; margin-top: 4px; color: var(--cgs-copy); font-size: 11px; line-height: 1.42; }\r\n\r\n\/* Procurement overview *\/\r\n#cgs-eggshell-page .cgs-overview { display: grid; grid-template-columns: .86fr 1.14fr; gap: 70px; align-items: center; }\r\n#cgs-eggshell-page .cgs-overview__media { position: relative; min-height: 545px; }\r\n#cgs-eggshell-page .cgs-overview__image { position: absolute; inset: 0 10% 12% 0; overflow: hidden; border-radius: 28px; background: #17232B; box-shadow: var(--cgs-shadow); }\r\n#cgs-eggshell-page .cgs-overview__image img { width: 100%; height: 100%; object-fit: cover; }\r\n#cgs-eggshell-page .cgs-overview__note { position: absolute; right: 0; bottom: 0; max-width: 290px; padding: 23px; border-radius: 20px; background: var(--cgs-blue-deep); color: #fff; box-shadow: var(--cgs-shadow); }\r\n#cgs-eggshell-page .cgs-overview__note strong { display: block; font-size: 24px; line-height: 1.15; }\r\n#cgs-eggshell-page .cgs-overview__note span { display: block; margin-top: 9px; color: #D4E2EA; font-size: 12px; }\r\n#cgs-eggshell-page .cgs-overview__copy h2 { margin: 0; font-size: clamp(38px, 4vw, 56px); line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-eggshell-page .cgs-overview__copy > p { margin: 21px 0 0; color: var(--cgs-copy); }\r\n#cgs-eggshell-page .cgs-spec-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 29px; }\r\n#cgs-eggshell-page .cgs-spec-card { padding: 19px; border: 1px solid var(--cgs-line); border-radius: 15px; background: #fff; }\r\n#cgs-eggshell-page .cgs-spec-card small { display: block; color: var(--cgs-blue); font-size: 10px; line-height: 1.2; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }\r\n#cgs-eggshell-page .cgs-spec-card strong { display: block; margin-top: 7px; font-size: 19px; line-height: 1.22; }\r\n#cgs-eggshell-page .cgs-spec-card span { display: block; margin-top: 5px; color: var(--cgs-copy); font-size: 11px; }\r\n\r\n\/* COA *\/\r\n#cgs-eggshell-page .cgs-coa-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 52px; align-items: start; }\r\n#cgs-eggshell-page .cgs-coa-summary { position: sticky; top: 110px; padding: 31px; border-radius: var(--cgs-radius); background: var(--cgs-blue-deep); color: #fff; box-shadow: var(--cgs-shadow); }\r\n#cgs-eggshell-page .cgs-coa-summary .cgs-eyebrow { color: var(--cgs-sky); }\r\n#cgs-eggshell-page .cgs-coa-summary h2 { margin: 0; font-size: 38px; line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-eggshell-page .cgs-coa-summary > p { color: #CDDBE3; font-size: 13px; }\r\n#cgs-eggshell-page .cgs-batch-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 24px; }\r\n#cgs-eggshell-page .cgs-batch-meta div { padding: 13px; border: 1px solid rgba(255,255,255,.13); border-radius: 12px; background: rgba(255,255,255,.06); }\r\n#cgs-eggshell-page .cgs-batch-meta small { display: block; color: #AAC5D5; font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }\r\n#cgs-eggshell-page .cgs-batch-meta strong { display: block; margin-top: 4px; font-size: 13px; }\r\n#cgs-eggshell-page .cgs-coa-note { margin-top: 20px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.13); color: #BFD1DC; font-size: 11px; }\r\n#cgs-eggshell-page .cgs-table-shell { overflow-x: auto; border: 1px solid var(--cgs-line); border-radius: 18px; background: #fff; box-shadow: 0 10px 36px rgba(24,63,91,.06); }\r\n#cgs-eggshell-page .cgs-coa-table { width: 100%; min-width: 710px; border-collapse: collapse; }\r\n#cgs-eggshell-page .cgs-coa-table th { padding: 16px; background: #EAF2F7; color: var(--cgs-blue-deep); font-size: 10px; line-height: 1.25; text-align: left; letter-spacing: .08em; text-transform: uppercase; }\r\n#cgs-eggshell-page .cgs-coa-table td { padding: 15px 16px; border-top: 1px solid var(--cgs-line); color: #3D5665; font-size: 12px; vertical-align: top; }\r\n#cgs-eggshell-page .cgs-coa-table td:first-child { color: var(--cgs-ink); font-weight: 750; }\r\n#cgs-eggshell-page .cgs-pass { display: inline-flex; align-items: center; gap: 6px; color: var(--cgs-success); font-weight: 800; }\r\n#cgs-eggshell-page .cgs-pass::before { content: \"\u2713\"; display: grid; place-items: center; width: 17px; height: 17px; border-radius: 50%; background: #E6F3EE; font-size: 10px; }\r\n#cgs-eggshell-page .cgs-coa-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 20px; }\r\n\r\n\/* Applications *\/\r\n#cgs-eggshell-page .cgs-app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }\r\n#cgs-eggshell-page .cgs-app-card { display: flex; flex-direction: column; min-height: 285px; padding: 28px; border: 1px solid var(--cgs-line); border-radius: var(--cgs-radius); background: #fff; box-shadow: 0 10px 34px rgba(24,63,91,.06); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }\r\n#cgs-eggshell-page .cgs-app-card:hover { transform: translateY(-3px); border-color: #BCD2DF; box-shadow: 0 16px 38px rgba(24,63,91,.10); }\r\n#cgs-eggshell-page .cgs-app-card__num { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: var(--cgs-blue-soft); color: var(--cgs-blue); font-size: 12px; font-weight: 850; }\r\n#cgs-eggshell-page .cgs-app-card h3 { margin: 24px 0 0; font-size: 23px; line-height: 1.15; letter-spacing: -.02em; }\r\n#cgs-eggshell-page .cgs-app-card p { margin: 13px 0 0; color: var(--cgs-copy); font-size: 13px; }\r\n#cgs-eggshell-page .cgs-app-card ul { margin: 14px 0 0; padding-left: 18px; color: #47616F; font-size: 12px; }\r\n#cgs-eggshell-page .cgs-app-card__links { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: auto; padding-top: 22px; }\r\n#cgs-eggshell-page .cgs-app-card__link { color: var(--cgs-blue); font-size: 12px; font-weight: 800; text-decoration: none; }\r\n#cgs-eggshell-page .cgs-app-card__link::after { content: \" \u2192\"; }\r\n#cgs-eggshell-page .cgs-app-card__link:hover { color: var(--cgs-blue-deep); text-decoration: underline; text-underline-offset: 3px; }\r\n\r\n\/* Facility *\/\r\n#cgs-eggshell-page .cgs-facility { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }\r\n#cgs-eggshell-page .cgs-facility-card { overflow: hidden; border: 1px solid var(--cgs-line); border-radius: 22px; background: #fff; box-shadow: 0 12px 36px rgba(24,63,91,.08); }\r\n#cgs-eggshell-page .cgs-facility-card__image { height: 330px; overflow: hidden; background: #E4EDF2; }\r\n#cgs-eggshell-page .cgs-facility-card__image img { width: 100%; height: 100%; object-fit: cover; }\r\n#cgs-eggshell-page .cgs-facility-card__body { padding: 27px; }\r\n#cgs-eggshell-page .cgs-facility-card h3 { margin: 0; font-size: 25px; line-height: 1.15; }\r\n#cgs-eggshell-page .cgs-facility-card p { margin: 11px 0 0; color: var(--cgs-copy); font-size: 13px; }\r\n#cgs-eggshell-page .cgs-qc-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 25px; }\r\n#cgs-eggshell-page .cgs-qc-step { padding: 23px; border-radius: 17px; background: #fff; border: 1px solid var(--cgs-line); }\r\n#cgs-eggshell-page .cgs-qc-step strong { color: var(--cgs-blue); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }\r\n#cgs-eggshell-page .cgs-qc-step h3 { margin: 11px 0 0; font-size: 19px; }\r\n#cgs-eggshell-page .cgs-qc-step p { margin: 8px 0 0; color: var(--cgs-copy); font-size: 12px; }\r\n\r\n\/* Intent routing *\/\r\n#cgs-eggshell-page .cgs-route-section { background: linear-gradient(135deg, #153E5A 0%, #2E638C 100%); color: #fff; }\r\n#cgs-eggshell-page .cgs-route-section .cgs-heading h2 { color: #fff; }\r\n#cgs-eggshell-page .cgs-route-section .cgs-heading > p { color: #D4E0E7; }\r\n#cgs-eggshell-page .cgs-route-section .cgs-eyebrow { color: var(--cgs-sky); }\r\n#cgs-eggshell-page .cgs-route-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }\r\n#cgs-eggshell-page .cgs-route-card { display: flex; flex-direction: column; min-height: 265px; padding: 25px; border: 1px solid rgba(255,255,255,.15); border-radius: 18px; background: rgba(255,255,255,.07); }\r\n#cgs-eggshell-page .cgs-route-card--active { background: #fff; color: var(--cgs-ink); }\r\n#cgs-eggshell-page .cgs-route-card small { color: #BBD0DD; font-size: 10px; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }\r\n#cgs-eggshell-page .cgs-route-card--active small { color: var(--cgs-blue); }\r\n#cgs-eggshell-page .cgs-route-card h3 { margin: 15px 0 0; font-size: 23px; line-height: 1.15; }\r\n#cgs-eggshell-page .cgs-route-card p { margin: 13px 0 0; color: #D3E0E7; font-size: 12px; }\r\n#cgs-eggshell-page .cgs-route-card--active p { color: var(--cgs-copy); }\r\n#cgs-eggshell-page .cgs-route-link { margin-top: auto; padding-top: 22px; color: #fff; font-size: 12px; font-weight: 800; }\r\n#cgs-eggshell-page .cgs-route-card--active .cgs-route-link { color: var(--cgs-blue); }\r\n#cgs-eggshell-page .cgs-route-link::after { content: \" \u2192\"; }\r\n\r\n\/* Documents + OEM *\/\r\n#cgs-eggshell-page .cgs-doc-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 66px; align-items: center; }\r\n#cgs-eggshell-page .cgs-doc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }\r\n#cgs-eggshell-page .cgs-doc-item { padding: 16px 17px; border: 1px solid var(--cgs-line); border-radius: 13px; background: #fff; font-size: 12px; font-weight: 750; }\r\n#cgs-eggshell-page .cgs-doc-item::before { content: \"\u2713\"; margin-right: 8px; color: var(--cgs-blue); }\r\n#cgs-eggshell-page .cgs-oem-box { padding: 38px; border-radius: 24px; background: var(--cgs-blue-soft); }\r\n#cgs-eggshell-page .cgs-oem-box h3 { margin: 0; font-size: 32px; line-height: 1.1; letter-spacing: -.03em; }\r\n#cgs-eggshell-page .cgs-oem-box p { margin: 15px 0 0; color: var(--cgs-copy); }\r\n#cgs-eggshell-page .cgs-oem-links { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }\r\n#cgs-eggshell-page .cgs-oem-links a { padding: 9px 12px; border: 1px solid #C5D9E5; border-radius: 999px; background: #fff; color: var(--cgs-blue-deep); font-size: 11px; font-weight: 750; }\r\n\r\n\/* FAQ *\/\r\n#cgs-eggshell-page .cgs-faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: start; }\r\n#cgs-eggshell-page .cgs-faq-intro { position: sticky; top: 110px; }\r\n#cgs-eggshell-page .cgs-faq-intro h2 { margin: 0; font-size: clamp(38px, 4vw, 54px); line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-eggshell-page .cgs-faq-intro p:not(.cgs-eyebrow) { color: var(--cgs-copy); font-size: 14px; }\r\n#cgs-eggshell-page .cgs-accordion { border-top: 1px solid var(--cgs-line); }\r\n#cgs-eggshell-page .cgs-accordion__item { border-bottom: 1px solid var(--cgs-line); }\r\n#cgs-eggshell-page .cgs-accordion__button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 23px 0; border: 0; background: transparent; color: var(--cgs-ink); text-align: left; font-weight: 750; }\r\n#cgs-eggshell-page .cgs-accordion__icon { position: relative; flex: 0 0 23px; height: 23px; border: 1px solid #A8C1D0; border-radius: 50%; }\r\n#cgs-eggshell-page .cgs-accordion__icon::before,\r\n#cgs-eggshell-page .cgs-accordion__icon::after { content: \"\"; position: absolute; left: 5px; right: 5px; top: 10px; height: 1px; background: var(--cgs-blue); }\r\n#cgs-eggshell-page .cgs-accordion__icon::after { transform: rotate(90deg); transition: transform .2s; }\r\n#cgs-eggshell-page .cgs-accordion__item.is-open .cgs-accordion__icon::after { transform: rotate(0); }\r\n#cgs-eggshell-page .cgs-accordion__panel { max-height: 0; overflow: hidden; transition: max-height .3s ease; }\r\n#cgs-eggshell-page .cgs-accordion__panel p { margin: 0; padding: 0 50px 23px 0; color: var(--cgs-copy); font-size: 13px; }\r\n#cgs-eggshell-page .cgs-accordion__item.is-open .cgs-accordion__panel { max-height: 260px; }\r\n\r\n\/* Contact Form 7 *\/\r\n#cgs-eggshell-page .cgs-quote { padding-block: 100px; color: #fff; background: linear-gradient(125deg, #153B55 0%, #275F84 58%, #2E638C 100%); }\r\n#cgs-eggshell-page .cgs-quote__grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 76px; align-items: start; }\r\n#cgs-eggshell-page .cgs-quote__copy { position: sticky; top: 110px; }\r\n#cgs-eggshell-page .cgs-quote__copy .cgs-eyebrow { color: var(--cgs-sky); }\r\n#cgs-eggshell-page .cgs-quote__copy h2 { margin: 0; font-size: clamp(40px, 4.2vw, 60px); line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-eggshell-page .cgs-quote__copy > p:not(.cgs-eyebrow) { color: #D3E0E7; }\r\n#cgs-eggshell-page .cgs-quote__points { margin: 28px 0; padding: 0; list-style: none; }\r\n#cgs-eggshell-page .cgs-quote__points li { padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.12); font-size: 12px; }\r\n#cgs-eggshell-page .cgs-quote__points li::before { content: \"\u2713\"; margin-right: 9px; color: var(--cgs-sky); }\r\n#cgs-eggshell-page .cgs-quote-form { padding: 34px; border-radius: var(--cgs-radius); background: #fff; color: var(--cgs-ink); box-shadow: 0 30px 70px rgba(0,0,0,.18); }\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7 { margin: 0; }\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-form > p { margin: 0 0 17px; }\r\n#cgs-eggshell-page .cgs-cf7-form label { display: block; margin: 0; color: #354E5E; font-size: 13px; font-weight: 600; }\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-form-control-wrap { display: block; width: 100%; margin-top: 7px; }\r\n#cgs-eggshell-page .cgs-cf7-form input:not([type=\"checkbox\"]):not([type=\"radio\"]):not([type=\"submit\"]),\r\n#cgs-eggshell-page .cgs-cf7-form select,\r\n#cgs-eggshell-page .cgs-cf7-form textarea,\r\n#cgs-eggshell-page .cgs-preview-form input,\r\n#cgs-eggshell-page .cgs-preview-form select,\r\n#cgs-eggshell-page .cgs-preview-form textarea {\r\n  display: block; width: 100%; min-height: 48px; margin: 0; padding: 12px 13px;\r\n  border: 1px solid #CDDCE5; border-radius: 9px; background: #FBFCFD; color: var(--cgs-ink); outline: none;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form textarea,\r\n#cgs-eggshell-page .cgs-preview-form textarea { min-height: 126px; resize: vertical; }\r\n#cgs-eggshell-page .cgs-cf7-form input:focus,\r\n#cgs-eggshell-page .cgs-cf7-form select:focus,\r\n#cgs-eggshell-page .cgs-cf7-form textarea:focus,\r\n#cgs-eggshell-page .cgs-preview-form input:focus,\r\n#cgs-eggshell-page .cgs-preview-form select:focus,\r\n#cgs-eggshell-page .cgs-preview-form textarea:focus { border-color: var(--cgs-blue); box-shadow: 0 0 0 3px rgba(46,99,140,.14); }\r\n#cgs-eggshell-page .cgs-cf7-form input[type=\"submit\"],\r\n#cgs-eggshell-page .cgs-cf7-form button[type=\"submit\"],\r\n#cgs-eggshell-page .cgs-preview-form button {\r\n  width: 100%; min-height: 50px; border: 1px solid var(--cgs-blue); border-radius: 10px;\r\n  background: var(--cgs-blue); color: #fff; font-weight: 800; cursor: pointer;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-not-valid-tip { margin-top: 5px; color: #B33535; font-size: 11px; }\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-response-output { margin: 18px 0 0 !important; padding: 12px !important; border-radius: 9px; font-size: 12px; }\r\n#cgs-eggshell-page .cgs-preview-form { display: grid; gap: 15px; }\r\n#cgs-eggshell-page .cgs-preview-form label { color: #354E5E; font-size: 12px; font-weight: 700; }\r\n#cgs-eggshell-page .cgs-preview-form label span { display: block; margin-bottom: 6px; }\r\n\r\n\/* Tablet *\/\r\n@media (max-width: 1080px) {\r\n  #cgs-eggshell-page .cgs-hero__grid { grid-template-columns: 1fr 1fr; gap: 34px; min-height: 650px; }\r\n  #cgs-eggshell-page .cgs-product-visual { left: 0; right: 0; width: 100%; }\r\n  #cgs-eggshell-page .cgs-trust__grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-eggshell-page .cgs-trust__item:nth-child(2) { border-right: 0; }\r\n  #cgs-eggshell-page .cgs-trust__item:nth-child(-n+2) { border-bottom: 1px solid var(--cgs-line); }\r\n  #cgs-eggshell-page .cgs-overview { gap: 42px; }\r\n  #cgs-eggshell-page .cgs-coa-layout { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-coa-summary { position: static; }\r\n  #cgs-eggshell-page .cgs-route-grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-eggshell-page .cgs-doc-layout { gap: 38px; }\r\n}\r\n@media (max-width: 820px) {\r\n  #cgs-eggshell-page .cgs-section { padding-block: 82px; }\r\n  #cgs-eggshell-page .cgs-hero__grid { grid-template-columns: 1fr; padding-block: 68px 75px; }\r\n  #cgs-eggshell-page .cgs-hero__visual { min-height: 455px; }\r\n  #cgs-eggshell-page .cgs-product-visual { left: 50%; right: auto; top: 50%; width: min(100%, 720px); transform: translate(-50%, -50%); }\r\n  #cgs-eggshell-page .cgs-hero-card--protein { right: 3%; }\r\n  #cgs-eggshell-page .cgs-hero-card--batch { left: 4%; bottom: 2%; }\r\n  #cgs-eggshell-page .cgs-hero-card--pack { right: 4%; bottom: 3%; }\r\n  #cgs-eggshell-page .cgs-overview,\r\n  #cgs-eggshell-page .cgs-doc-layout,\r\n  #cgs-eggshell-page .cgs-faq-layout,\r\n  #cgs-eggshell-page .cgs-quote__grid { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-overview__media { min-height: 500px; }\r\n  #cgs-eggshell-page .cgs-app-grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-eggshell-page .cgs-facility { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-qc-steps { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-faq-intro,\r\n  #cgs-eggshell-page .cgs-quote__copy { position: static; }\r\n}\r\n@media (max-width: 600px) {\r\n  #cgs-eggshell-page .cgs-container { width: min(calc(100% - 28px), var(--cgs-container)); }\r\n  #cgs-eggshell-page .cgs-section { padding-block: 66px; }\r\n  #cgs-eggshell-page .cgs-heading { margin-bottom: 34px; }\r\n  #cgs-eggshell-page .cgs-heading h2 { font-size: 36px; }\r\n  #cgs-eggshell-page .cgs-hero__grid { min-height: auto; padding-block: 54px 62px; }\r\n  #cgs-eggshell-page .cgs-hero h1 { font-size: 43px; }\r\n  #cgs-eggshell-page .cgs-hero__lead { font-size: 16px; }\r\n  #cgs-eggshell-page .cgs-hero__actions { display: grid; }\r\n  #cgs-eggshell-page .cgs-button { width: 100%; }\r\n  #cgs-eggshell-page .cgs-hero__visual { min-height: 390px; }\r\n  #cgs-eggshell-page .cgs-hero__visual {\r\n    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));\r\n    gap: 8px; min-height: auto; margin-top: 8px;\r\n  }\r\n  #cgs-eggshell-page .cgs-hero__halo { display: none; }\r\n  #cgs-eggshell-page .cgs-product-visual {\r\n    position: relative; grid-column: 1 \/ -1; left: auto; right: auto; top: auto;\r\n    width: 100%; transform: none; border-width: 5px; border-radius: 20px;\r\n  }\r\n  #cgs-eggshell-page .cgs-hero-card {\r\n    position: relative; inset: auto !important; padding: 12px 10px;\r\n    border-radius: 14px; text-align: center;\r\n  }\r\n  #cgs-eggshell-page .cgs-hero-card strong { font-size: 20px; }\r\n  #cgs-eggshell-page .cgs-hero-card span { margin-top: 5px; font-size: 8px; }\r\n\r\n  #cgs-eggshell-page .cgs-hero-card { padding: 12px 13px; border-radius: 14px; }\r\n  #cgs-eggshell-page .cgs-hero-card strong { font-size: 23px; }\r\n  #cgs-eggshell-page .cgs-hero-card--protein { top: 0; right: 0; }\r\n  #cgs-eggshell-page .cgs-hero-card--batch { left: 0; }\r\n  #cgs-eggshell-page .cgs-hero-card--pack { right: 0; }\r\n  #cgs-eggshell-page .cgs-trust__grid { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-trust__item { min-height: 96px; border-right: 0; border-bottom: 1px solid var(--cgs-line); }\r\n  #cgs-eggshell-page .cgs-trust__item:last-child { border-bottom: 0; }\r\n  #cgs-eggshell-page .cgs-overview__media { min-height: 410px; }\r\n  #cgs-eggshell-page .cgs-overview__image { inset: 0 0 72px 0; }\r\n  #cgs-eggshell-page .cgs-overview__note { left: 18px; right: 18px; max-width: none; }\r\n  #cgs-eggshell-page .cgs-spec-grid,\r\n  #cgs-eggshell-page .cgs-batch-meta,\r\n  #cgs-eggshell-page .cgs-app-grid,\r\n  #cgs-eggshell-page .cgs-route-grid,\r\n  #cgs-eggshell-page .cgs-doc-list { grid-template-columns: 1fr; }\r\n  #cgs-eggshell-page .cgs-coa-summary { padding: 25px; }\r\n  #cgs-eggshell-page .cgs-coa-summary h2 { font-size: 34px; }\r\n  #cgs-eggshell-page .cgs-facility-card__image { height: 245px; }\r\n  #cgs-eggshell-page .cgs-route-card { min-height: 220px; }\r\n  #cgs-eggshell-page .cgs-oem-box { padding: 28px; }\r\n  #cgs-eggshell-page .cgs-quote { padding-block: 72px; }\r\n  #cgs-eggshell-page .cgs-quote-form { padding: 23px; }\r\n  #cgs-eggshell-page .cgs-accordion__panel p { padding-right: 20px; }\r\n}\r\n\r\n\r\n\/* Elementor-safe native anchor and form layout *\/\r\n#cgs-eggshell-page .cgs-anchor-target {\r\n  position: absolute;\r\n  top: -120px;\r\n  left: 0;\r\n  display: block;\r\n  width: 1px;\r\n  height: 1px;\r\n  visibility: hidden;\r\n  pointer-events: none;\r\n}\r\n#cgs-eggshell-page .cgs-quote__grid {\r\n  position: relative;\r\n  grid-template-columns: minmax(0, .82fr) minmax(420px, 1.18fr);\r\n}\r\n#cgs-eggshell-page .cgs-quote__copy {\r\n  grid-column: 1;\r\n  grid-row: 1;\r\n  min-width: 0;\r\n}\r\n#cgs-eggshell-page .cgs-quote-form {\r\n  position: relative;\r\n  grid-column: 2;\r\n  grid-row: 1;\r\n  min-width: 0;\r\n}\r\n#cgs-eggshell-page a.cgs-button,\r\n#cgs-eggshell-page a.cgs-app-card__link,\r\n#cgs-eggshell-page a.cgs-route-link,\r\n#cgs-eggshell-page a.cgs-oem-links {\r\n  pointer-events: auto;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form ul,\r\n#cgs-eggshell-page .cgs-cf7-form ol {\r\n  margin: 0;\r\n  padding: 0;\r\n  list-style: none;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form li {\r\n  margin: 0 0 16px;\r\n  padding: 0;\r\n  list-style: none;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form p {\r\n  margin: 0 0 17px;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form label {\r\n  display: block;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-form-control-wrap {\r\n  display: block;\r\n  margin-top: 7px;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form input:not([type=\"checkbox\"]):not([type=\"radio\"]):not([type=\"submit\"]),\r\n#cgs-eggshell-page .cgs-cf7-form select,\r\n#cgs-eggshell-page .cgs-cf7-form textarea {\r\n  width: 100%;\r\n  min-height: 48px;\r\n  margin: 0;\r\n  padding: 12px 14px;\r\n  border: 1px solid #CDDCE5;\r\n  border-radius: 8px;\r\n  background: #FBFCFD;\r\n  color: var(--cgs-ink);\r\n  outline: none;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form textarea {\r\n  min-height: 132px;\r\n  resize: vertical;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form input:focus,\r\n#cgs-eggshell-page .cgs-cf7-form select:focus,\r\n#cgs-eggshell-page .cgs-cf7-form textarea:focus {\r\n  border-color: var(--cgs-blue);\r\n  box-shadow: 0 0 0 3px rgba(46,99,140,.14);\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-submit {\r\n  width: 100%;\r\n  min-height: 50px;\r\n  padding: 12px 24px;\r\n  border: 1px solid var(--cgs-blue);\r\n  border-radius: 8px;\r\n  background: var(--cgs-blue);\r\n  color: #fff;\r\n  font-weight: 700;\r\n  cursor: pointer;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-submit:hover {\r\n  background: #255775;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-not-valid-tip {\r\n  display: block;\r\n  margin-top: 5px;\r\n  color: #B42318;\r\n  font-size: 12px;\r\n}\r\n#cgs-eggshell-page .cgs-cf7-form .wpcf7-response-output {\r\n  margin: 18px 0 0 !important;\r\n  padding: 11px 13px !important;\r\n  border-width: 1px !important;\r\n  border-radius: 8px;\r\n  font-size: 13px;\r\n}\r\n@media (max-width: 900px) {\r\n  #cgs-eggshell-page .cgs-quote__grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n  #cgs-eggshell-page .cgs-quote__copy,\r\n  #cgs-eggshell-page .cgs-quote-form {\r\n    grid-column: 1;\r\n  }\r\n  #cgs-eggshell-page .cgs-quote__copy { grid-row: 1; }\r\n  #cgs-eggshell-page .cgs-quote-form { grid-row: 2; }\r\n}\r\n\r\n\r\n#cgs-eggshell-page .cgs-identity-alert {\r\n  margin-top: 24px;\r\n  padding: 18px 20px;\r\n  border: 1px solid #BCD2E0;\r\n  border-left: 4px solid var(--cgs-blue);\r\n  border-radius: 12px;\r\n  background: #F3F8FB;\r\n  color: #385566;\r\n  font-size: 13px;\r\n}\r\n#cgs-eggshell-page .cgs-identity-alert strong {\r\n  display: block;\r\n  margin-bottom: 4px;\r\n  color: var(--cgs-blue-deep);\r\n  font-size: 14px;\r\n}\r\n#cgs-eggshell-page .cgs-intent-table td:first-child {\r\n  width: 28%;\r\n  color: var(--cgs-ink);\r\n  font-weight: 750;\r\n}\r\n#cgs-eggshell-page .cgs-intent-table td:nth-child(2) {\r\n  width: 36%;\r\n}\r\n#cgs-eggshell-page .cgs-intent-table td:nth-child(3) {\r\n  width: 36%;\r\n}\r\n#cgs-eggshell-page .cgs-search-note {\r\n  margin-top: 22px;\r\n  padding: 16px 18px;\r\n  border-radius: 12px;\r\n  background: #FFF8E8;\r\n  color: #705D2F;\r\n  font-size: 12px;\r\n  line-height: 1.65;\r\n}\r\n#cgs-eggshell-page .cgs-search-note strong {\r\n  color: #5D4B20;\r\n}\r\n\r\n\r\n#cgs-eggshell-page .cgs-identity-alert {\r\n  margin-top: 24px;\r\n  padding: 18px 20px;\r\n  border: 1px solid #BCD2E0;\r\n  border-left: 4px solid var(--cgs-blue);\r\n  border-radius: 12px;\r\n  background: #F3F8FB;\r\n  color: #385566;\r\n  font-size: 13px;\r\n}\r\n#cgs-eggshell-page .cgs-identity-alert strong {\r\n  display: block;\r\n  margin-bottom: 4px;\r\n  color: var(--cgs-blue-deep);\r\n  font-size: 14px;\r\n}\r\n#cgs-eggshell-page .cgs-assay-grid {\r\n  display: grid;\r\n  grid-template-columns: repeat(3, minmax(0, 1fr));\r\n  gap: 18px;\r\n}\r\n#cgs-eggshell-page .cgs-assay-card {\r\n  padding: 24px;\r\n  border: 1px solid var(--cgs-line);\r\n  border-radius: 16px;\r\n  background: #fff;\r\n  box-shadow: 0 10px 28px rgba(24,63,91,.07);\r\n}\r\n#cgs-eggshell-page .cgs-assay-card small {\r\n  display: block;\r\n  margin-bottom: 8px;\r\n  color: var(--cgs-blue);\r\n  font-size: 10px;\r\n  font-weight: 800;\r\n  text-transform: uppercase;\r\n  letter-spacing: .09em;\r\n}\r\n#cgs-eggshell-page .cgs-assay-card strong {\r\n  display: block;\r\n  margin-bottom: 10px;\r\n  color: var(--cgs-blue-deep);\r\n  font-size: 30px;\r\n  line-height: 1;\r\n}\r\n#cgs-eggshell-page .cgs-assay-card p {\r\n  margin: 0;\r\n  color: var(--cgs-ink-soft);\r\n  font-size: 12px;\r\n}\r\n#cgs-eggshell-page .cgs-allergen-note {\r\n  margin-top: 22px;\r\n  padding: 17px 18px;\r\n  border-radius: 12px;\r\n  background: #FFF8E8;\r\n  color: #705D2F;\r\n  font-size: 12px;\r\n  line-height: 1.65;\r\n}\r\n#cgs-eggshell-page .cgs-allergen-note strong {\r\n  color: #5D4B20;\r\n}\r\n#cgs-eggshell-page .cgs-coa-table td:first-child {\r\n  min-width: 170px;\r\n}\r\n@media (max-width: 767px) {\r\n  #cgs-eggshell-page .cgs-assay-grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n}\r\n\r\n<\/style>\r\n\r\n<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@graph\": ,\r\n      \"sku\": \"Reference Batch 20251028\",\r\n      \"mpn\": \"20251028\",\r\n      \"brand\": {\r\n        \"@type\": \"Brand\",\r\n        \"name\": \"Gensei\"\r\n      },\r\n      \"manufacturer\": {\r\n        \"@type\": \"Organization\",\r\n        \"name\": \"Gensei Global Industries\"\r\n      },\r\n      \"material\": \"Chicken membrane\",\r\n      \"additionalProperty\": \r\n    },\r\n    {\r\n      \"@type\": \"FAQPage\",\r\n      \"mainEntity\": \r\n    }\r\n  ]\r\n}\r\n<\/script>\r\n\r\n<div id=\"cgs-eggshell-page\">\r\n  <section class=\"cgs-hero\">\r\n    <div class=\"cgs-container cgs-hero__grid\">\r\n      <div class=\"cgs-hero__copy\">\r\n        <p class=\"cgs-eyebrow\">Bulk egg-derived nutraceutical ingredient<\/p>\r\n        <h1>Chicken Eggshell Membrane Powder for <em>Supplement Formulations<\/em><\/h1>\r\n        <p class=\"cgs-hero__lead\">\r\n          Source a chicken-derived membrane matrix containing measured protein,\r\n          glycosaminoglycans and hyaluronic acid for joint health, beauty\r\n          nutrition, active-aging and pet supplement development.\r\n        <\/p>\r\n        <div class=\"cgs-hero__actions\">\r\n          <a class=\"cgs-button cgs-rfq\" href=\"#cgs-eggshell-contact-anchor\" data-interest=\"Chicken Eggshell Membrane Powder - current COA and quotation\">Request COA &amp; Quote<\/a>\r\n          <a class=\"cgs-button cgs-button--ghost\" href=\"#cgs-eggshell-batch-coa\">Review Batch 20251028<\/a>\r\n        <\/div>\r\n        <ul class=\"cgs-chip-list\" aria-label=\"Key product information\">\r\n          <li>Chicken membrane origin<\/li>\r\n          <li>82.3% protein<\/li>\r\n          <li>15.2% glycosaminoglycan<\/li>\r\n          <li>4.3% hyaluronic acid<\/li>\r\n          <li>Egg-derived ingredient<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-hero__visual\" aria-label=\"Eggshell membrane powder and reference batch highlights\">\r\n        <div class=\"cgs-hero__halo\"><\/div>\r\n        <div class=\"cgs-product-visual\">\r\n          <img fetchpriority=\"high\"\r\n            src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2026\/05\/Bulk-Eggshell-Membrane-Collagen.webp\"\r\n            alt=\"Bulk eggshell membrane collagen powder and egg membrane source\"\r\n            width=\"1000\"\r\n            height=\"562\"\r\n            fetchpriority=\"high\"\r\n            decoding=\"async\">\r\n        <\/div>\r\n        <div class=\"cgs-hero-card cgs-hero-card--protein\">\r\n          <strong>82.3%<\/strong>\r\n          <span>Protein result<br>Batch 20251028<\/span>\r\n        <\/div>\r\n        <div class=\"cgs-hero-card cgs-hero-card--batch\">\r\n          <strong>15.2%<\/strong>\r\n          <span>Glycosaminoglycan<br>result<\/span>\r\n        <\/div>\r\n        <div class=\"cgs-hero-card cgs-hero-card--pack\">\r\n          <strong>4.3%<\/strong>\r\n          <span>Hyaluronic<br>acid result<\/span>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-trust\" aria-label=\"Procurement highlights\">\r\n    <div class=\"cgs-container cgs-trust__grid\">\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">SRC<\/span>\r\n        <div><strong>Chicken membrane origin<\/strong><small>The reference COA identifies chicken membrane as the source.<\/small><\/div>\r\n      <\/div>\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">3-IN-1<\/span>\r\n        <div><strong>Natural multi-component matrix<\/strong><small>Protein, GAG and hyaluronic acid are reported on one certificate.<\/small><\/div>\r\n      <\/div>\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">EGG<\/span>\r\n        <div><strong>Egg-derived ingredient<\/strong><small>Allergen and finished-label documentation should be reviewed before use.<\/small><\/div>\r\n      <\/div>\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">B2B<\/span>\r\n        <div><strong>Raw material and OEM pathways<\/strong><small>Ingredient qualification plus joint, beauty and pet product support.<\/small><\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section\">\r\n    <div class=\"cgs-container cgs-overview\">\r\n      <div class=\"cgs-overview__media\">\r\n        <div class=\"cgs-overview__image\">\r\n          <img loading=\"lazy\"\r\n            src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2026\/05\/Eggshell-Membrane-Collagen.webp\"\r\n            alt=\"Chicken eggshell membrane powder in a glass dish\"\r\n            width=\"800\"\r\n            height=\"800\"\r\n            loading=\"lazy\"\r\n            decoding=\"async\">\r\n        <\/div>\r\n        <div class=\"cgs-overview__note\">\r\n          <strong>Protein is not the same as collagen content<\/strong>\r\n          <span>The COA reports total protein by Kjeldahl, not an exact collagen percentage or collagen-type ratio.<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-overview__copy\">\r\n        <p class=\"cgs-eyebrow\">Product identity<\/p>\r\n        <h2>A chicken membrane matrix for technical qualification - not a generic collagen peptide<\/h2>\r\n        <p>\r\n          The signed reference certificate names the product Eggshell Membrane\r\n          Collagen and records Chicken Membrane as the origin. It reports\r\n          protein, glycosaminoglycan and hyaluronic acid, but does not print a\r\n          collagen assay, collagen type, calcium result, residual-shell test,\r\n          hydrolysis statement or solubility result.\r\n        <\/p>\r\n\r\n        <div class=\"cgs-identity-alert\">\r\n          <strong>How this page is positioned<\/strong>\r\n          Chicken Eggshell Membrane Powder \/ Eggshell Membrane Matrix for\r\n          supplement manufacturing. \u201cPure membrane,\u201d \u201chydrolyzed,\u201d\r\n          \u201cwater-soluble\u201d and exact collagen-content claims should only be used\r\n          when supported by separate specification and process documents.\r\n        <\/div>\r\n\r\n        <div class=\"cgs-spec-grid\">\r\n          <div class=\"cgs-spec-card\"><small>COA product name<\/small><strong>Eggshell Membrane Collagen<\/strong><span>Commercial page name simplified for clarity<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Origin<\/small><strong>Chicken Membrane<\/strong><span>Egg-derived animal ingredient<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Protein<\/small><strong>82.3%<\/strong><span>Kjeldahl method<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Glycosaminoglycan<\/small><strong>15.2%<\/strong><span>HPLC result<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Hyaluronic Acid<\/small><strong>4.3%<\/strong><span>Carbazole method<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Reference batch<\/small><strong>20251028<\/strong><span>2,000 kg batch quantity<\/span><\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-allergen-note\">\r\n          <strong>Allergen positioning:<\/strong>\r\n          This is an egg-derived ingredient and is not vegan. Request the egg\r\n          allergen statement, cross-contact controls and destination-market\r\n          labeling guidance before formula approval.\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-section--soft\">\r\n    <div class=\"cgs-container\">\r\n      <div class=\"cgs-heading cgs-heading--center\">\r\n        <p class=\"cgs-eyebrow\">Assay interpretation<\/p>\r\n        <h2>Use the batch results without overstating what each test proves<\/h2>\r\n        <p>\r\n          Protein, total GAG and hyaluronic acid are separate reported test\r\n          items. The supplied certificate does not clarify whether the HA\r\n          result is included within the total GAG value, so the numbers should\r\n          not automatically be added together.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-assay-grid\">\r\n        <article class=\"cgs-assay-card\">\r\n          <small>Protein<\/small>\r\n          <strong>82.3%<\/strong>\r\n          <p>Kjeldahl total-protein result. It should not be rewritten as 82.3% collagen without a separate collagen assay.<\/p>\r\n        <\/article>\r\n        <article class=\"cgs-assay-card\">\r\n          <small>Glycosaminoglycan<\/small>\r\n          <strong>15.2%<\/strong>\r\n          <p>Reported by HPLC. Request the assay definition and whether hyaluronic acid is included within the total.<\/p>\r\n        <\/article>\r\n        <article class=\"cgs-assay-card\">\r\n          <small>Hyaluronic Acid<\/small>\r\n          <strong>4.3%<\/strong>\r\n          <p>Reported using the carbazole method. Confirm dry-basis interpretation and overlap with the GAG result.<\/p>\r\n        <\/article>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-section--soft\" id=\"cgs-eggshell-batch-coa\">\r\n    <div class=\"cgs-container\">\r\n      <div class=\"cgs-coa-layout\">\r\n        <aside class=\"cgs-coa-summary\">\r\n          <p class=\"cgs-eyebrow\">Certificate of analysis<\/p>\r\n          <h2>Reference batch 20251028<\/h2>\r\n          <p>\r\n            The table reproduces the signed COA. The 2,000 kg figure is the\r\n            reference production-batch quantity, not a live inventory\r\n            statement. Request the current batch COA and stock confirmation\r\n            before material approval.\r\n          <\/p>\r\n\r\n          <div class=\"cgs-batch-meta\">\r\n            <div><small>Origin<\/small><strong>Chicken Membrane<\/strong><\/div>\r\n            <div><small>Quantity<\/small><strong>2,000 kg<\/strong><\/div>\r\n            <div><small>Mfg date<\/small><strong>2025-10-28<\/strong><\/div>\r\n            <div><small>Expiry date<\/small><strong>2028-10-27<\/strong><\/div>\r\n            <div><small>Packaging<\/small><strong>Not stated<\/strong><\/div>\r\n            <div><small>Batch number<\/small><strong>20251028<\/strong><\/div>\r\n          <\/div>\r\n\r\n          <p class=\"cgs-coa-note\">\r\n            Results are shown exactly as printed. For total bacteria and yeast\r\n            &amp; mold, the certificate records \u201c&lt;3000\u201d and \u201c&lt;300,\u201d rather\r\n            than exact numerical counts.\r\n          <\/p>\r\n        <\/aside>\r\n\r\n        <div>\r\n          <div class=\"cgs-table-shell\">\r\n            <table class=\"cgs-coa-table\">\r\n              <thead>\r\n                <tr><th>Test item<\/th><th>Standard<\/th><th>Reference result<\/th><th>Method<\/th><\/tr>\r\n              <\/thead>\r\n              <tbody>\r\n                <tr><td>Appearance<\/td><td>Off-white to light yellow powder<\/td><td><span class=\"cgs-pass\">Pass<\/span><\/td><td>Visual Testing<\/td><\/tr>\r\n                <tr><td>Odor<\/td><td>Characteristic<\/td><td>Characteristic<\/td><td>Sensual Testing<\/td><\/tr>\r\n                <tr><td>Protein<\/td><td>\u226580.0%<\/td><td><strong>82.3%<\/strong><\/td><td>Kjeldahl method<\/td><\/tr>\r\n                <tr><td>Glycosaminoglycan<\/td><td>\u22652.0%<\/td><td><strong>15.2%<\/strong><\/td><td>HPLC<\/td><\/tr>\r\n                <tr><td>Hyaluronic Acid<\/td><td>\u22652.0%<\/td><td><strong>4.3%<\/strong><\/td><td>Carbazole<\/td><\/tr>\r\n                <tr><td>Ash<\/td><td>\u226410.0%<\/td><td><strong>7.5%<\/strong><\/td><td>USP 281<\/td><\/tr>\r\n                <tr><td>Loss on Drying<\/td><td>\u226410.0%<\/td><td><strong>7.86%<\/strong><\/td><td>USP 731<\/td><\/tr>\r\n                <tr><td>pH<\/td><td>4.0-7.5<\/td><td><strong>5.8<\/strong><\/td><td>USP 791<\/td><\/tr>\r\n                <tr><td>Fat<\/td><td>\u22642.0%<\/td><td><span class=\"cgs-pass\">Pass<\/span><\/td><td>AOAC<\/td><\/tr>\r\n                <tr><td>Bulk Density<\/td><td>0.3-0.5 g\/ml<\/td><td><strong>0.46<\/strong><\/td><td>USP 616<\/td><\/tr>\r\n                <tr><td>Heavy Metal<\/td><td>\u226410 PPM<\/td><td><span class=\"cgs-pass\">Pass<\/span><\/td><td>AOAC<\/td><\/tr>\r\n                <tr><td>Particle Size<\/td><td>100% through 60 mesh<\/td><td><span class=\"cgs-pass\">Pass<\/span><\/td><td>Through Sieving<\/td><\/tr>\r\n                <tr><td>Total Bacteria Count<\/td><td>\u22643,000 CFU\/g<\/td><td><strong>&lt;3000<\/strong><\/td><td>GB 4789.2<\/td><\/tr>\r\n                <tr><td>Yeast &amp; Mold<\/td><td>\u2264300 CFU\/g<\/td><td><strong>&lt;300<\/strong><\/td><td>GB 4789.15 - Method I<\/td><\/tr>\r\n                <tr><td>Salmonella<\/td><td>Negative<\/td><td>Negative<\/td><td>GB 4789.4<\/td><\/tr>\r\n                <tr><td>Staphylococcus aureus<\/td><td>Negative<\/td><td>Negative<\/td><td>GB 4789.4<\/td><\/tr>\r\n              <\/tbody>\r\n            <\/table>\r\n          <\/div>\r\n\r\n          <div class=\"cgs-coa-actions\">\r\n            <a class=\"cgs-button cgs-rfq\" href=\"#cgs-eggshell-contact-anchor\" data-interest=\"Current Eggshell Membrane Powder batch COA and specification\">Request Current Batch COA<\/a>\r\n            <a class=\"cgs-button cgs-button--ghost cgs-rfq\" href=\"#cgs-eggshell-contact-anchor\" data-interest=\"Eggshell Membrane Powder formulation sample\">Request Formulation Sample<\/a>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section\">\r\n    <div class=\"cgs-container\">\r\n      <div class=\"cgs-heading cgs-heading--center\">\r\n        <p class=\"cgs-eyebrow\">Formulation applications<\/p>\r\n        <h2>Evaluate the ingredient in the actual finished format<\/h2>\r\n        <p>\r\n          The COA provides particle size, density, pH, moisture and sensory\r\n          information. It does not provide solubility, flowability, compression\r\n          or stability results, so those characteristics require formulation\r\n          and pilot testing.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-app-grid\">\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">01<\/span>\r\n          <h3>Joint Health &amp; Mobility<\/h3>\r\n          <p>For multi-component joint formulas using an egg-derived protein and matrix ingredient.<\/p>\r\n          <ul><li>Target daily dose<\/li><li>Supporting ingredient compatibility<\/li><li>Finished-product claim review<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/joint-health-supplement-manufacturer\/\">Joint-health manufacturing<\/a><\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">02<\/span>\r\n          <h3>Capsules &amp; Tablets<\/h3>\r\n          <p>The 0.46 g\/ml reference density and 60-mesh specification support initial fill and dose calculations.<\/p>\r\n          <ul><li>Flowability testing<\/li><li>Capsule fill calculation<\/li><li>Compression feasibility<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\">\r\n            <a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/capsule-supplement-manufacturer\/\">Capsule manufacturing<\/a>\r\n            <a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/tablet-supplements-manufacturer\/\">Tablet manufacturing<\/a>\r\n          <\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">03<\/span>\r\n          <h3>Powders &amp; Sachets<\/h3>\r\n          <p>For powder systems requiring sensory masking, dispersion, blend uniformity and serving-size review.<\/p>\r\n          <ul><li>Dispersibility and sediment<\/li><li>Characteristic odor<\/li><li>Blend uniformity<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/powder-supplement-manufacturer\/\">Powder manufacturing<\/a><\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">04<\/span>\r\n          <h3>Gummies &amp; Soft Chews<\/h3>\r\n          <p>For gummy and chew projects requiring evaluation under the intended pH, heating, moisture and gel conditions.<\/p>\r\n          <ul><li>Texture interaction<\/li><li>Heat and pH review<\/li><li>Finished-product stability<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/gummy-supplement-manufacturer\/\">Gummy manufacturing<\/a><\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">05<\/span>\r\n          <h3>Beauty from Within<\/h3>\r\n          <p>For skin, hair and healthy-aging concepts combining the matrix with vitamins, minerals or other beauty ingredients.<\/p>\r\n          <ul><li>Ingredient-story positioning<\/li><li>Allergen label review<\/li><li>Finished-dose planning<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/beauty-supplement-manufacturer\/\">Beauty supplement manufacturing<\/a><\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-app-card\">\r\n          <span class=\"cgs-app-card__num\">06<\/span>\r\n          <h3>Pet Mobility Products<\/h3>\r\n          <p>For pet powders, tablets and soft chews requiring palatability and destination-market review.<\/p>\r\n          <ul><li>Palatability testing<\/li><li>Chew and powder feasibility<\/li><li>Pet-market documentation<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/pet-supplement-manufacturer\/\">Pet supplement manufacturing<\/a><\/div>\r\n        <\/article>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-section--pale\">\r\n    <div class=\"cgs-container\">\r\n      <div class=\"cgs-heading\">\r\n        <p class=\"cgs-eyebrow\">Source, quality and traceability<\/p>\r\n        <h2>Connect the membrane source, separation process and batch release<\/h2>\r\n        <p>\r\n          Procurement teams need more than a certificate logo. The supplier\r\n          file should explain the chicken membrane source, whether shell is\r\n          fully separated, any hydrolysis step, allergen controls and the tests\r\n          used to release each batch.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-facility\">\r\n        <article class=\"cgs-facility-card\">\r\n          <div class=\"cgs-facility-card__image\">\r\n            <img loading=\"lazy\" src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2025\/04\/Machining-machine-1.webp\" alt=\"Industrial ingredient processing and drying equipment\" width=\"800\" height=\"600\" loading=\"lazy\" decoding=\"async\">\r\n          <\/div>\r\n          <div class=\"cgs-facility-card__body\">\r\n            <h3>Separation and Processing Review<\/h3>\r\n            <p>Document raw-material sourcing, membrane separation, cleaning, any hydrolysis or extraction, drying and sieving for the approved commercial grade.<\/p>\r\n          <\/div>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-facility-card\">\r\n          <div class=\"cgs-facility-card__image\">\r\n            <img loading=\"lazy\" src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2026\/04\/In-House-QA-Laboratory.webp\" alt=\"In-house quality assurance laboratory\" width=\"1000\" height=\"744\" loading=\"lazy\" decoding=\"async\">\r\n          <\/div>\r\n          <div class=\"cgs-facility-card__body\">\r\n            <h3>In-House QA Laboratory<\/h3>\r\n            <p>Link batch release to protein, GAG, HA, ash, moisture, density, particle size, heavy metals and microbiological limits.<\/p>\r\n          <\/div>\r\n        <\/article>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-qc-steps\">\r\n        <div class=\"cgs-qc-step\">\r\n          <strong>Step 01<\/strong>\r\n          <h3>Egg Source &amp; Allergen Review<\/h3>\r\n          <p>Confirm source species, food-chain traceability, egg-allergen documentation and cross-contact controls.<\/p>\r\n        <\/div>\r\n        <div class=\"cgs-qc-step\">\r\n          <strong>Step 02<\/strong>\r\n          <h3>Membrane Identity Review<\/h3>\r\n          <p>Confirm whether the grade is separated membrane, contains residual shell, is hydrolyzed and has a defined solubility profile.<\/p>\r\n        <\/div>\r\n        <div class=\"cgs-qc-step\">\r\n          <strong>Step 03<\/strong>\r\n          <h3>Batch COA Release<\/h3>\r\n          <p>Release against the approved composition, physical-property, heavy-metal and microbiological specification.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-route-section\">\r\n    <div class=\"cgs-container\">\r\n      <div class=\"cgs-heading\">\r\n        <p class=\"cgs-eyebrow\">Related collagen and matrix ingredients<\/p>\r\n        <h2>Route buyers by raw-material source and formulation objective<\/h2>\r\n        <p>Keep egg-membrane requirements on this page and direct other collagen-source needs to their dedicated product pages.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-route-grid\">\r\n        <article class=\"cgs-route-card cgs-route-card--active\">\r\n          <small>Chicken membrane<\/small>\r\n          <h3>Eggshell Membrane Powder<\/h3>\r\n          <p>Protein, glycosaminoglycan and hyaluronic acid reported on one reference COA.<\/p>\r\n          <span class=\"cgs-route-link\">Current product<\/span>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-route-card\">\r\n          <small>Chicken sternum cartilage<\/small>\r\n          <h3>Collagen Type II Matrix<\/h3>\r\n          <p>A chicken-cartilage matrix containing protein, chondroitin sulfate and hyaluronic acid.<\/p>\r\n          <a class=\"cgs-route-link\" href=\"https:\/\/collagensei.com\/wholesale-collagen-peptides\/bulk-collagen-type-ii\/\">View Collagen Type II<\/a>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-route-card\">\r\n          <small>Grass-fed bovine skin<\/small>\r\n          <h3>Bovine Collagen Type I &amp; III<\/h3>\r\n          <p>Hydrolyzed bovine collagen peptides for daily collagen and beauty formulations.<\/p>\r\n          <a class=\"cgs-route-link\" href=\"https:\/\/collagensei.com\/wholesale-collagen-peptides\/bovine-collagen-type-i-iii\/\">View Bovine Collagen<\/a>\r\n        <\/article>\r\n\r\n        <article class=\"cgs-route-card\">\r\n          <small>Codfish skin<\/small>\r\n          <h3>Marine Collagen Peptides<\/h3>\r\n          <p>Marine-source collagen peptides for beauty powders, drinks and source-specific positioning.<\/p>\r\n          <a class=\"cgs-route-link\" href=\"https:\/\/collagensei.com\/sports-nutrition-manufacturer\/marine-collagen-peptides-manufacturer\/\">View Marine Collagen<\/a>\r\n        <\/article>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section\">\r\n    <div class=\"cgs-container cgs-doc-layout\">\r\n      <div>\r\n        <p class=\"cgs-eyebrow\">Documentation and procurement<\/p>\r\n        <div class=\"cgs-heading\" style=\"margin-bottom:0\">\r\n          <h2>Prepare procurement, quality and regulatory review before ordering<\/h2>\r\n          <p>Confirm which documents are available for the current batch, intended market and final product format.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-doc-list\">\r\n          <div class=\"cgs-doc-item\">Current batch COA<\/div>\r\n          <div class=\"cgs-doc-item\">Product specification<\/div>\r\n          <div class=\"cgs-doc-item\">SDS \/ MSDS<\/div>\r\n          <div class=\"cgs-doc-item\">Egg allergen statement<\/div>\r\n          <div class=\"cgs-doc-item\">Chicken species declaration<\/div>\r\n          <div class=\"cgs-doc-item\">Country of origin<\/div>\r\n          <div class=\"cgs-doc-item\">Separation \/ hydrolysis statement<\/div>\r\n          <div class=\"cgs-doc-item\">Manufacturing flow chart<\/div>\r\n          <div class=\"cgs-doc-item\">Protein assay information<\/div>\r\n          <div class=\"cgs-doc-item\">GAG assay definition<\/div>\r\n          <div class=\"cgs-doc-item\">Hyaluronic acid assay information<\/div>\r\n          <div class=\"cgs-doc-item\">Ash \/ calcium information<\/div>\r\n          <div class=\"cgs-doc-item\">Packaging and shelf life<\/div>\r\n          <div class=\"cgs-doc-item\">MOQ and lead-time confirmation<\/div>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <aside class=\"cgs-oem-box\">\r\n        <p class=\"cgs-eyebrow\">Finished-product manufacturing<\/p>\r\n        <h3>Need a finished eggshell membrane supplement?<\/h3>\r\n        <p>Gensei can support joint, beauty and pet supplements in capsule, tablet, powder, gummy and soft-chew formats.<\/p>\r\n\r\n        <div class=\"cgs-oem-links\">\r\n          <a href=\"https:\/\/collagensei.com\/joint-health-supplement-manufacturer\/\">Joint Health Supplements<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/beauty-supplement-manufacturer\/\">Beauty Supplements<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/pet-supplement-manufacturer\/\">Pet Supplements<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/capsule-supplement-manufacturer\/\">Capsule Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/tablet-supplements-manufacturer\/\">Tablet Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/powder-supplement-manufacturer\/\">Powder Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/gummy-supplement-manufacturer\/\">Gummy Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/custom-supplement-formulation\/\">Custom Formulation<\/a>\r\n        <\/div>\r\n      <\/aside>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-section--soft\">\r\n    <div class=\"cgs-container cgs-faq-layout\">\r\n      <div class=\"cgs-faq-intro\">\r\n        <p class=\"cgs-eyebrow\">B2B frequently asked questions<\/p>\r\n        <h2>Questions from eggshell membrane buyers, R&amp;D and quality teams<\/h2>\r\n        <p>The answers distinguish facts printed on the reference COA from points requiring separate documentation.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-accordion\">\r\n        <div class=\"cgs-accordion__item is-open\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"true\">\r\n            <span>Is this pure eggshell membrane or a shell-and-membrane blend?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The COA identifies Chicken Membrane as the origin, but it does not report residual shell, calcium or a membrane-purity assay. Request the separation-process statement and additional mineral testing when required.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-accordion__item\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"false\">\r\n            <span>Does the 82.3% protein result equal collagen content?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>No. The test item is Protein and the method is Kjeldahl. An exact collagen percentage or collagen-type statement requires a separate collagen assay.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-accordion__item\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"false\">\r\n            <span>Does the 15.2% GAG result include the 4.3% hyaluronic acid?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The supplied COA does not clarify whether HA is included within total glycosaminoglycan. Request the assay definitions before combining or comparing the numbers.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-accordion__item\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"false\">\r\n            <span>Is the ingredient hydrolyzed or water-soluble?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>Hydrolysis and solubility are not stated on the reference COA. Request the process statement and evaluate dispersion, sediment and clarity in the intended finished formula.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-accordion__item\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"false\">\r\n            <span>What packaging and MOQ apply?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The reference COA records a 2,000 kg batch quantity but does not print commercial packaging. Confirm pack size, MOQ, sample quantity, current stock, lead time and freight terms in the quotation.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-accordion__item\">\r\n          <button class=\"cgs-accordion__button\" type=\"button\" aria-expanded=\"false\">\r\n            <span>Can Gensei manufacture a finished joint, beauty or pet supplement?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>Yes. Available pathways include capsules, tablets, powders, gummies, pet supplements, joint-health products, beauty supplements and custom formulation.<\/p>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-quote\" id=\"cgs-eggshell-quote\">\r\n    <div class=\"cgs-container cgs-quote__grid\">\r\n      <div class=\"cgs-quote__copy\">\r\n        <p class=\"cgs-eyebrow\">Start a technical sourcing discussion<\/p>\r\n        <h2>Request a current COA, sample or bulk quotation<\/h2>\r\n        <p>Share your finished format, target market, estimated quantity and documentation requirements so the team can confirm the correct eggshell membrane grade and supply pathway.<\/p>\r\n        <ul class=\"cgs-quote__points\">\r\n          <li>Current batch COA and specification review<\/li>\r\n          <li>Egg-allergen and source-document discussion<\/li>\r\n          <li>Formulation sample coordination<\/li>\r\n          <li>Packaging, MOQ, lead time and freight confirmation<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-quote-form cgs-cf7-form\" id=\"cgs-eggshell-contact-form\">\r\n        <span id=\"cgs-eggshell-contact-anchor\" class=\"cgs-anchor-target\" aria-hidden=\"true\"><\/span>\r\n\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f74-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"74\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ja\/wp-json\/wp\/v2\/pages\/19104\/#wpcf7-f74-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"74\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.6\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f74-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"stay-touch\">\n\t<ul>\n\t\t<li>\n\t\t\t<p><label> Name: <span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span><\/label>\n\t\t\t<\/p>\n\t\t<\/li>\n\t\t<li>\n\t\t\t<p><label> Company Name: <span class=\"wpcf7-form-control-wrap\" data-name=\"your-company\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-company\" \/><\/span><\/label>\n\t\t\t<\/p>\n\t\t<\/li>\n\t\t<li>\n\t\t\t<p><label> Email: <span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-email\" \/><\/span><\/label>\n\t\t\t<\/p>\n\t\t<\/li>\n\t\t<li>\n\t\t\t<p><label> Tel: <span class=\"wpcf7-form-control-wrap\" data-name=\"your-tel\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" value=\"\" type=\"text\" name=\"your-tel\" \/><\/span><\/label>\n\t\t\t<\/p>\n\t\t<\/li>\n\t\t<li>\n\t\t\t<p><label> Message: <span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" name=\"your-message\"><\/textarea><\/span><\/label>\n\t\t\t<\/p>\n\t\t<\/li>\n\t\t<li style=\"text-align:center\">\n\t\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"SEND\" \/>\n\t\t\t<\/p>\n\t\t<\/li>\n\t<\/ul>\n<\/div><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n<\/div>\r\n\r\n<script>\r\n(() => {\r\n  const root = document.getElementById('cgs-eggshell-page');\r\n  if (!root || root.dataset.cgsInitialized === 'safe-v1') return;\r\n  root.dataset.cgsInitialized = 'safe-v1';\r\n\r\n  root.querySelectorAll('.cgs-accordion__button').forEach((button) => {\r\n    button.addEventListener('click', () => {\r\n      const item = button.closest('.cgs-accordion__item');\r\n      if (!item) return;\r\n      const open = item.classList.toggle('is-open');\r\n      button.setAttribute('aria-expanded', open ? 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