{"id":18414,"date":"2026-04-28T15:11:02","date_gmt":"2026-04-28T07:11:02","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=18414"},"modified":"2026-07-16T16:57:33","modified_gmt":"2026-07-16T08:57:33","slug":"aislado-de-proteinas-de-vacuno-a-granel","status":"publish","type":"page","link":"https:\/\/collagensei.com\/es\/wholesale-collagen-peptides\/bulk-beef-protein-isolate\/","title":{"rendered":"Aislado de prote\u00edna de vacuno a granel"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"18414\" class=\"elementor elementor-18414\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c54a1e e-con-full e-flex e-con e-parent\" data-id=\"2c54a1e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47d0ec9 elementor-widget elementor-widget-html\" data-id=\"47d0ec9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n#cgs-beef-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-beef-page,\r\n#cgs-beef-page * { box-sizing: border-box; }\r\n#cgs-beef-page img { display: block; max-width: 100%; }\r\n#cgs-beef-page a { color: inherit; text-decoration: none; }\r\n#cgs-beef-page button,\r\n#cgs-beef-page input,\r\n#cgs-beef-page select,\r\n#cgs-beef-page textarea { font: inherit; }\r\n#cgs-beef-page button { cursor: pointer; }\r\n#cgs-beef-page h1,\r\n#cgs-beef-page h2,\r\n#cgs-beef-page h3,\r\n#cgs-beef-page h4 { font-family: var(--cgs-font-heading); }\r\n#cgs-beef-page .cgs-container { width: min(calc(100% - 40px), var(--cgs-container)); margin-inline: auto; }\r\n#cgs-beef-page .cgs-section { padding-block: 104px; }\r\n#cgs-beef-page .cgs-section--soft { background: linear-gradient(180deg, #F7FAFC 0%, #EDF4F8 100%); }\r\n#cgs-beef-page .cgs-section--pale { background: var(--cgs-blue-pale); }\r\n#cgs-beef-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-beef-page .cgs-eyebrow::before { content: \"\"; width: 26px; height: 2px; background: currentColor; }\r\n#cgs-beef-page .cgs-heading { max-width: 800px; margin-bottom: 48px; }\r\n#cgs-beef-page .cgs-heading--center { margin-inline: auto; text-align: center; }\r\n#cgs-beef-page .cgs-heading--center .cgs-eyebrow { justify-content: center; }\r\n#cgs-beef-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-beef-page .cgs-heading > p:not(.cgs-eyebrow) { margin: 20px 0 0; color: var(--cgs-copy); font-size: 16px; }\r\n#cgs-beef-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-beef-page .cgs-button:hover { transform: translateY(-2px); background: #255775; border-color: #255775; }\r\n#cgs-beef-page .cgs-button--ghost { background: transparent; color: var(--cgs-ink); border-color: #B9CBD6; box-shadow: none; }\r\n#cgs-beef-page .cgs-button--ghost:hover { color: var(--cgs-blue); background: #fff; border-color: var(--cgs-blue); }\r\n#cgs-beef-page .cgs-button--white { background: #fff; color: var(--cgs-blue-deep); border-color: #fff; }\r\n#cgs-beef-page .cgs-button--white:hover { background: #F5FAFD; border-color: #F5FAFD; }\r\n#cgs-beef-page .cgs-button--small { min-height: 42px; padding-inline: 18px; font-size: 13px; }\r\n\r\n\/* Hero *\/\r\n#cgs-beef-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-beef-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-beef-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-beef-page .cgs-hero__copy { position: relative; z-index: 2; }\r\n#cgs-beef-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-beef-page .cgs-hero h1 em { color: var(--cgs-blue); font-style: normal; }\r\n#cgs-beef-page .cgs-hero__lead { max-width: 700px; margin: 25px 0 0; color: #4D6573; font-size: 18px; }\r\n#cgs-beef-page .cgs-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }\r\n#cgs-beef-page .cgs-chip-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 27px 0 0; padding: 0; list-style: none; }\r\n#cgs-beef-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-beef-page .cgs-hero__visual { position: relative; min-height: 470px; }\r\n#cgs-beef-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-beef-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-beef-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-beef-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-beef-page .cgs-hero-card strong { display: block; color: var(--cgs-blue); font-size: 30px; line-height: 1; letter-spacing: -.03em; }\r\n#cgs-beef-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-beef-page .cgs-hero-card--protein { right: 0; top: 8%; }\r\n#cgs-beef-page .cgs-hero-card--batch { left: 0; bottom: 5%; }\r\n#cgs-beef-page .cgs-hero-card--pack { right: 4%; bottom: 8%; }\r\n\r\n\/* Trust strip *\/\r\n#cgs-beef-page .cgs-trust { background: #fff; border-bottom: 1px solid var(--cgs-line); }\r\n#cgs-beef-page .cgs-trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); }\r\n#cgs-beef-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-beef-page .cgs-trust__item:last-child { border-right: 0; }\r\n#cgs-beef-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-beef-page .cgs-trust__item strong { display: block; font-size: 14px; line-height: 1.3; }\r\n#cgs-beef-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-beef-page .cgs-overview { display: grid; grid-template-columns: .86fr 1.14fr; gap: 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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-beef-page .cgs-coa-table { width: 100%; min-width: 710px; border-collapse: collapse; }\r\n#cgs-beef-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-beef-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-beef-page .cgs-coa-table td:first-child { color: var(--cgs-ink); font-weight: 750; }\r\n#cgs-beef-page .cgs-pass { display: inline-flex; align-items: center; gap: 6px; color: var(--cgs-success); font-weight: 800; }\r\n#cgs-beef-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-beef-page .cgs-coa-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 20px; }\r\n\r\n\/* Applications *\/\r\n#cgs-beef-page .cgs-app-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }\r\n#cgs-beef-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-beef-page .cgs-app-card:hover { transform: translateY(-3px); border-color: #BCD2DF; box-shadow: 0 16px 38px rgba(24,63,91,.10); }\r\n#cgs-beef-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-beef-page .cgs-app-card h3 { margin: 24px 0 0; font-size: 23px; line-height: 1.15; 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.cgs-route-card h3 { margin: 15px 0 0; font-size: 23px; line-height: 1.15; }\r\n#cgs-beef-page .cgs-route-card p { margin: 13px 0 0; color: #D3E0E7; font-size: 12px; }\r\n#cgs-beef-page .cgs-route-card--active p { color: var(--cgs-copy); }\r\n#cgs-beef-page .cgs-route-link { margin-top: auto; padding-top: 22px; color: #fff; font-size: 12px; font-weight: 800; }\r\n#cgs-beef-page .cgs-route-card--active .cgs-route-link { color: var(--cgs-blue); }\r\n#cgs-beef-page .cgs-route-link::after { content: \" \u2192\"; }\r\n\r\n\/* Documents + OEM *\/\r\n#cgs-beef-page .cgs-doc-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 66px; align-items: center; }\r\n#cgs-beef-page .cgs-doc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }\r\n#cgs-beef-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-beef-page .cgs-doc-item::before { content: \"\u2713\"; margin-right: 8px; color: var(--cgs-blue); }\r\n#cgs-beef-page .cgs-oem-box { padding: 38px; border-radius: 24px; background: var(--cgs-blue-soft); }\r\n#cgs-beef-page .cgs-oem-box h3 { margin: 0; font-size: 32px; line-height: 1.1; letter-spacing: -.03em; }\r\n#cgs-beef-page .cgs-oem-box p { margin: 15px 0 0; color: var(--cgs-copy); }\r\n#cgs-beef-page .cgs-oem-links { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }\r\n#cgs-beef-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-beef-page .cgs-faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: start; }\r\n#cgs-beef-page .cgs-faq-intro { position: sticky; top: 110px; }\r\n#cgs-beef-page .cgs-faq-intro h2 { margin: 0; font-size: clamp(38px, 4vw, 54px); line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-beef-page .cgs-faq-intro p:not(.cgs-eyebrow) { color: var(--cgs-copy); font-size: 14px; }\r\n#cgs-beef-page .cgs-accordion { border-top: 1px solid var(--cgs-line); }\r\n#cgs-beef-page .cgs-accordion__item { border-bottom: 1px solid var(--cgs-line); }\r\n#cgs-beef-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-beef-page .cgs-accordion__icon { position: relative; flex: 0 0 23px; height: 23px; border: 1px solid #A8C1D0; border-radius: 50%; }\r\n#cgs-beef-page .cgs-accordion__icon::before,\r\n#cgs-beef-page .cgs-accordion__icon::after { content: \"\"; position: absolute; left: 5px; right: 5px; top: 10px; height: 1px; background: var(--cgs-blue); }\r\n#cgs-beef-page .cgs-accordion__icon::after { transform: rotate(90deg); transition: transform .2s; }\r\n#cgs-beef-page .cgs-accordion__item.is-open .cgs-accordion__icon::after { transform: rotate(0); }\r\n#cgs-beef-page .cgs-accordion__panel { max-height: 0; overflow: hidden; transition: max-height .3s ease; }\r\n#cgs-beef-page .cgs-accordion__panel p { margin: 0; padding: 0 50px 23px 0; color: var(--cgs-copy); font-size: 13px; }\r\n#cgs-beef-page .cgs-accordion__item.is-open .cgs-accordion__panel { max-height: 260px; }\r\n\r\n\/* Contact Form 7 *\/\r\n#cgs-beef-page .cgs-quote { padding-block: 100px; color: #fff; background: linear-gradient(125deg, #153B55 0%, #275F84 58%, #2E638C 100%); }\r\n#cgs-beef-page .cgs-quote__grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 76px; align-items: start; }\r\n#cgs-beef-page .cgs-quote__copy { position: sticky; top: 110px; }\r\n#cgs-beef-page .cgs-quote__copy .cgs-eyebrow { color: var(--cgs-sky); }\r\n#cgs-beef-page .cgs-quote__copy h2 { margin: 0; font-size: clamp(40px, 4.2vw, 60px); line-height: 1.08; letter-spacing: -.035em; }\r\n#cgs-beef-page .cgs-quote__copy > p:not(.cgs-eyebrow) { color: #D3E0E7; }\r\n#cgs-beef-page .cgs-quote__points { margin: 28px 0; padding: 0; list-style: none; }\r\n#cgs-beef-page .cgs-quote__points li { padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.12); font-size: 12px; }\r\n#cgs-beef-page .cgs-quote__points li::before { content: \"\u2713\"; margin-right: 9px; color: var(--cgs-sky); }\r\n#cgs-beef-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-beef-page .cgs-cf7-form .wpcf7 { margin: 0; }\r\n#cgs-beef-page .cgs-cf7-form .wpcf7-form > p { margin: 0 0 17px; }\r\n#cgs-beef-page .cgs-cf7-form label { display: block; margin: 0; color: #354E5E; font-size: 13px; font-weight: 600; }\r\n#cgs-beef-page .cgs-cf7-form .wpcf7-form-control-wrap { display: block; width: 100%; margin-top: 7px; }\r\n#cgs-beef-page .cgs-cf7-form input:not([type=\"checkbox\"]):not([type=\"radio\"]):not([type=\"submit\"]),\r\n#cgs-beef-page .cgs-cf7-form select,\r\n#cgs-beef-page .cgs-cf7-form textarea,\r\n#cgs-beef-page .cgs-preview-form input,\r\n#cgs-beef-page .cgs-preview-form select,\r\n#cgs-beef-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-beef-page .cgs-cf7-form textarea,\r\n#cgs-beef-page .cgs-preview-form textarea { min-height: 126px; resize: vertical; }\r\n#cgs-beef-page .cgs-cf7-form input:focus,\r\n#cgs-beef-page .cgs-cf7-form select:focus,\r\n#cgs-beef-page .cgs-cf7-form textarea:focus,\r\n#cgs-beef-page .cgs-preview-form input:focus,\r\n#cgs-beef-page .cgs-preview-form select:focus,\r\n#cgs-beef-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-beef-page .cgs-cf7-form input[type=\"submit\"],\r\n#cgs-beef-page .cgs-cf7-form button[type=\"submit\"],\r\n#cgs-beef-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-beef-page .cgs-cf7-form .wpcf7-not-valid-tip { margin-top: 5px; color: #B33535; font-size: 11px; }\r\n#cgs-beef-page .cgs-cf7-form .wpcf7-response-output { margin: 18px 0 0 !important; padding: 12px !important; border-radius: 9px; font-size: 12px; }\r\n#cgs-beef-page .cgs-preview-form { display: grid; gap: 15px; }\r\n#cgs-beef-page .cgs-preview-form label { color: #354E5E; font-size: 12px; font-weight: 700; }\r\n#cgs-beef-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-beef-page .cgs-hero__grid { grid-template-columns: 1fr 1fr; gap: 34px; min-height: 650px; }\r\n  #cgs-beef-page .cgs-product-visual { left: 0; right: 0; width: 100%; }\r\n  #cgs-beef-page .cgs-trust__grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-beef-page .cgs-trust__item:nth-child(2) { border-right: 0; }\r\n  #cgs-beef-page .cgs-trust__item:nth-child(-n+2) { border-bottom: 1px solid var(--cgs-line); }\r\n  #cgs-beef-page .cgs-overview { gap: 42px; }\r\n  #cgs-beef-page .cgs-coa-layout { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-coa-summary { position: static; }\r\n  #cgs-beef-page .cgs-route-grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-beef-page .cgs-doc-layout { gap: 38px; }\r\n}\r\n@media (max-width: 820px) {\r\n  #cgs-beef-page .cgs-section { padding-block: 82px; }\r\n  #cgs-beef-page .cgs-hero__grid { grid-template-columns: 1fr; padding-block: 68px 75px; }\r\n  #cgs-beef-page .cgs-hero__visual { min-height: 455px; }\r\n  #cgs-beef-page .cgs-product-visual { left: 50%; right: auto; top: 50%; width: min(100%, 720px); transform: translate(-50%, -50%); }\r\n  #cgs-beef-page .cgs-hero-card--protein { right: 3%; }\r\n  #cgs-beef-page .cgs-hero-card--batch { left: 4%; bottom: 2%; }\r\n  #cgs-beef-page .cgs-hero-card--pack { right: 4%; bottom: 3%; }\r\n  #cgs-beef-page .cgs-overview,\r\n  #cgs-beef-page .cgs-doc-layout,\r\n  #cgs-beef-page .cgs-faq-layout,\r\n  #cgs-beef-page .cgs-quote__grid { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-overview__media { min-height: 500px; }\r\n  #cgs-beef-page .cgs-app-grid { grid-template-columns: repeat(2, 1fr); }\r\n  #cgs-beef-page .cgs-facility { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-qc-steps { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-faq-intro,\r\n  #cgs-beef-page .cgs-quote__copy { position: static; }\r\n}\r\n@media (max-width: 600px) {\r\n  #cgs-beef-page .cgs-container { width: min(calc(100% - 28px), var(--cgs-container)); }\r\n  #cgs-beef-page .cgs-section { padding-block: 66px; }\r\n  #cgs-beef-page .cgs-heading { margin-bottom: 34px; }\r\n  #cgs-beef-page .cgs-heading h2 { font-size: 36px; }\r\n  #cgs-beef-page .cgs-hero__grid { min-height: auto; padding-block: 54px 62px; }\r\n  #cgs-beef-page .cgs-hero h1 { font-size: 43px; }\r\n  #cgs-beef-page .cgs-hero__lead { font-size: 16px; }\r\n  #cgs-beef-page .cgs-hero__actions { display: grid; }\r\n  #cgs-beef-page .cgs-button { width: 100%; }\r\n  #cgs-beef-page .cgs-hero__visual { min-height: 390px; }\r\n  #cgs-beef-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-beef-page .cgs-hero__halo { display: none; }\r\n  #cgs-beef-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-beef-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-beef-page .cgs-hero-card strong { font-size: 20px; }\r\n  #cgs-beef-page .cgs-hero-card span { margin-top: 5px; font-size: 8px; }\r\n\r\n  #cgs-beef-page .cgs-hero-card { padding: 12px 13px; border-radius: 14px; }\r\n  #cgs-beef-page .cgs-hero-card strong { font-size: 23px; }\r\n  #cgs-beef-page .cgs-hero-card--protein { top: 0; right: 0; }\r\n  #cgs-beef-page .cgs-hero-card--batch { left: 0; }\r\n  #cgs-beef-page .cgs-hero-card--pack { right: 0; }\r\n  #cgs-beef-page .cgs-trust__grid { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-trust__item { min-height: 96px; border-right: 0; border-bottom: 1px solid var(--cgs-line); }\r\n  #cgs-beef-page .cgs-trust__item:last-child { border-bottom: 0; }\r\n  #cgs-beef-page .cgs-overview__media { min-height: 410px; }\r\n  #cgs-beef-page .cgs-overview__image { inset: 0 0 72px 0; }\r\n  #cgs-beef-page .cgs-overview__note { left: 18px; right: 18px; max-width: none; }\r\n  #cgs-beef-page .cgs-spec-grid,\r\n  #cgs-beef-page .cgs-batch-meta,\r\n  #cgs-beef-page .cgs-app-grid,\r\n  #cgs-beef-page .cgs-route-grid,\r\n  #cgs-beef-page .cgs-doc-list { grid-template-columns: 1fr; }\r\n  #cgs-beef-page .cgs-coa-summary { padding: 25px; }\r\n  #cgs-beef-page .cgs-coa-summary h2 { font-size: 34px; }\r\n  #cgs-beef-page .cgs-facility-card__image { height: 245px; }\r\n  #cgs-beef-page .cgs-route-card { min-height: 220px; }\r\n  #cgs-beef-page .cgs-oem-box { padding: 28px; }\r\n  #cgs-beef-page .cgs-quote { padding-block: 72px; }\r\n  #cgs-beef-page .cgs-quote-form { padding: 23px; }\r\n  #cgs-beef-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-beef-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-beef-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-beef-page .cgs-quote__copy {\r\n  grid-column: 1;\r\n  grid-row: 1;\r\n  min-width: 0;\r\n}\r\n#cgs-beef-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-beef-page a.cgs-button,\r\n#cgs-beef-page a.cgs-app-card__link,\r\n#cgs-beef-page a.cgs-route-link,\r\n#cgs-beef-page a.cgs-oem-links {\r\n  pointer-events: auto;\r\n}\r\n#cgs-beef-page .cgs-cf7-form ul,\r\n#cgs-beef-page .cgs-cf7-form ol {\r\n  margin: 0;\r\n  padding: 0;\r\n  list-style: none;\r\n}\r\n#cgs-beef-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-beef-page .cgs-cf7-form p {\r\n  margin: 0 0 17px;\r\n}\r\n#cgs-beef-page .cgs-cf7-form label {\r\n  display: block;\r\n}\r\n#cgs-beef-page .cgs-cf7-form .wpcf7-form-control-wrap {\r\n  display: block;\r\n  margin-top: 7px;\r\n}\r\n#cgs-beef-page .cgs-cf7-form input:not([type=\"checkbox\"]):not([type=\"radio\"]):not([type=\"submit\"]),\r\n#cgs-beef-page .cgs-cf7-form select,\r\n#cgs-beef-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-beef-page .cgs-cf7-form textarea {\r\n  min-height: 132px;\r\n  resize: vertical;\r\n}\r\n#cgs-beef-page .cgs-cf7-form input:focus,\r\n#cgs-beef-page .cgs-cf7-form select:focus,\r\n#cgs-beef-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-beef-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-beef-page .cgs-cf7-form .wpcf7-submit:hover {\r\n  background: #255775;\r\n}\r\n#cgs-beef-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-beef-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-beef-page .cgs-quote__grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n  #cgs-beef-page .cgs-quote__copy,\r\n  #cgs-beef-page .cgs-quote-form {\r\n    grid-column: 1;\r\n  }\r\n  #cgs-beef-page .cgs-quote__copy { grid-row: 1; }\r\n  #cgs-beef-page .cgs-quote-form { grid-row: 2; }\r\n}\r\n\r\n\r\n#cgs-beef-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-beef-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-beef-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-beef-page .cgs-intent-table td:nth-child(2) {\r\n  width: 36%;\r\n}\r\n#cgs-beef-page .cgs-intent-table td:nth-child(3) {\r\n  width: 36%;\r\n}\r\n#cgs-beef-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-beef-page .cgs-search-note strong {\r\n  color: #5D4B20;\r\n}\r\n\r\n\r\n#cgs-beef-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-beef-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-beef-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-beef-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-beef-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-beef-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-beef-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-beef-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-beef-page .cgs-allergen-note strong {\r\n  color: #5D4B20;\r\n}\r\n#cgs-beef-page .cgs-coa-table td:first-child {\r\n  min-width: 170px;\r\n}\r\n@media (max-width: 767px) {\r\n  #cgs-beef-page .cgs-assay-grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n}\r\n\r\n\r\n#cgs-beef-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-beef-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-beef-page .cgs-assay-grid {\r\n  display: grid;\r\n  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10px 28px rgba(24,63,91,.07);\r\n}\r\n#cgs-beef-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-beef-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-beef-page .cgs-assay-card p {\r\n  margin: 0;\r\n  color: var(--cgs-copy);\r\n  font-size: 12px;\r\n}\r\n#cgs-beef-page .cgs-source-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-beef-page .cgs-source-note strong {\r\n  color: #5D4B20;\r\n}\r\n#cgs-beef-page .cgs-coa-table td:first-child {\r\n  min-width: 205px;\r\n}\r\n@media (max-width: 767px) {\r\n  #cgs-beef-page .cgs-assay-grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n}\r\n\r\n\r\n#cgs-beef-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-beef-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-beef-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-beef-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-beef-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-beef-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-beef-page .cgs-assay-card p {\r\n  margin: 0;\r\n  color: var(--cgs-copy);\r\n  font-size: 12px;\r\n}\r\n#cgs-beef-page .cgs-source-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-beef-page .cgs-source-note strong {\r\n  color: #5D4B20;\r\n}\r\n#cgs-beef-page .cgs-coa-table td:first-child {\r\n  min-width: 190px;\r\n}\r\n#cgs-beef-page .cgs-quality-table td:first-child {\r\n  width: 28%;\r\n  color: var(--cgs-ink);\r\n  font-weight: 750;\r\n}\r\n#cgs-beef-page .cgs-quality-table td:nth-child(2),\r\n#cgs-beef-page .cgs-quality-table td:nth-child(3) {\r\n  width: 36%;\r\n}\r\n@media (max-width: 767px) {\r\n  #cgs-beef-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 20251209\",\r\n      \"mpn\": \"20251209\",\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 Co., Ltd.\"\r\n      },\r\n      \"material\": \"Bovine-derived protein material\",\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-beef-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 beef protein ingredient manufacturing<\/p>\r\n        <h1>Beef Protein Isolate Powder for <em>Dairy-Free Sports Nutrition<\/em><\/h1>\r\n        <p class=\"cgs-hero__lead\">\r\n          Source a high-protein bovine ingredient for protein powders, meal\r\n          replacements, savory nutrition and hybrid protein systems. Review the\r\n          reference-batch protein result, molecular-weight specification,\r\n          source documentation and formulation performance before purchase.\r\n        <\/p>\r\n        <div class=\"cgs-hero__actions\">\r\n          <a class=\"cgs-button cgs-rfq\" href=\"#cgs-beef-contact-anchor\" data-interest=\"Beef Protein Isolate - current COA and quotation\">Request COA &amp; Quote<\/a>\r\n          <a class=\"cgs-button cgs-button--ghost\" href=\"#cgs-beef-batch-coa\">Review Batch 20251209<\/a>\r\n        <\/div>\r\n        <ul class=\"cgs-chip-list\" aria-label=\"Key product information\">\r\n          <li>Bovine-derived ingredient<\/li>\r\n          <li>97.12% protein - dry basis<\/li>\r\n          <li>3,000-5,000 molecular weight<\/li>\r\n          <li>&lt;0.7% sodium<\/li>\r\n          <li>Batch COA available<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-hero__visual\" aria-label=\"Beef protein isolate 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\/04\/Beef-Protein-Isolate-4.webp\"\r\n            alt=\"Beef protein isolate powder for sports nutrition and dairy-free protein formulations\"\r\n            width=\"1920\"\r\n            height=\"1080\"\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>97.12%<\/strong>\r\n          <span>Protein result<br>dry basis<\/span>\r\n        <\/div>\r\n        <div class=\"cgs-hero-card cgs-hero-card--batch\">\r\n          <strong>3-5 kDa<\/strong>\r\n          <span>Molecular-weight<br>result<\/span>\r\n        <\/div>\r\n        <div class=\"cgs-hero-card cgs-hero-card--pack\">\r\n          <strong>0.38<\/strong>\r\n          <span>g\/ml bulk<br>density<\/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\">BOV<\/span>\r\n        <div><strong>Bovine-source review<\/strong><small>Source tissue and country-of-origin documentation should be confirmed separately.<\/small><\/div>\r\n      <\/div>\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">COA<\/span>\r\n        <div><strong>Reference batch data<\/strong><small>Protein, molecular weight, density, sodium, metals and microbiology.<\/small><\/div>\r\n      <\/div>\r\n      <div class=\"cgs-trust__item\">\r\n        <span class=\"cgs-trust__icon\">R&amp;D<\/span>\r\n        <div><strong>Protein-format evaluation<\/strong><small>Powders, meal replacements, savory systems, bars and hybrid blends.<\/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>Supplier and OEM support<\/strong><small>Samples, documentation, bulk sourcing and finished-product pathways.<\/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\/04\/Beef-Protein-Isolate-2.webp\"\r\n            alt=\"Beef protein isolate 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 content does not establish protein quality<\/strong>\r\n          <span>Leucine, BCAA, essential amino acids and digestibility require separate analysis.<\/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 high-protein bovine powder that still requires source and amino-acid qualification<\/h2>\r\n        <p>\r\n          The signed certificate names the product Beef Protein Isolate and\r\n          reports 97.12% protein on a dry basis, a 3,000-5,000 molecular-weight\r\n          result and low moisture and ash. It does not identify the source\r\n          tissue, state whether the product is hydrolyzed, or provide a complete\r\n          amino-acid or protein-quality profile.\r\n        <\/p>\r\n\r\n        <div class=\"cgs-identity-alert\">\r\n          <strong>How this page is positioned<\/strong>\r\n          Beef Protein Isolate Powder for dairy-free sports nutrition,\r\n          functional foods and hybrid protein formulations. \u201cComplete protein,\u201d\r\n          \u201cwhey equivalent,\u201d \u201ccollagen-rich,\u201d \u201cgrass-fed,\u201d \u201chydrolyzed\u201d and\r\n          muscle-performance claims should only be used when supported by\r\n          separate current documentation.\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>Beef Protein Isolate<\/strong><span>Commercial bovine protein powder<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Protein<\/small><strong>97.12%<\/strong><span>Dry basis \/ Kjeldahl<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Molecular weight<\/small><strong>3,000-5,000<\/strong><span>Gel chromatography method<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Sodium<\/small><strong>&lt;0.7%<\/strong><span>Reference batch result<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Bulk density<\/small><strong>0.38 g\/ml<\/strong><span>Specification: &gt;0.35<\/span><\/div>\r\n          <div class=\"cgs-spec-card\"><small>Reference batch<\/small><strong>20251209<\/strong><span>18,500 kg batch quantity<\/span><\/div>\r\n        <\/div>\r\n\r\n        <div class=\"cgs-source-note\">\r\n          <strong>Source and allergen positioning:<\/strong>\r\n          The COA does not state whether the protein comes from beef muscle,\r\n          hide, bone, tendon, broth or mixed bovine material. It also does not\r\n          establish milk-, soy- or gluten-cross-contact status. Request the\r\n          source-tissue, BSE\/TSE, veterinary and allergen documents needed for\r\n          the target market.\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\">Protein identity and quality<\/p>\r\n        <h2>Use the batch COA as a starting point - not as proof of complete-protein equivalence<\/h2>\r\n        <p>\r\n          The page can accurately promote high protein content and commercial\r\n          supplier capability. Sports-nutrition claims need additional\r\n          amino-acid and digestibility evidence.\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 Content<\/small>\r\n          <strong>97.12%<\/strong>\r\n          <p>Dry-basis Kjeldahl result. This is the correct metric instead of \u201c97% purity\u201d or \u201c97% protein yield.\u201d<\/p>\r\n        <\/article>\r\n        <article class=\"cgs-assay-card\">\r\n          <small>Molecular Weight<\/small>\r\n          <strong>3-5 kDa<\/strong>\r\n          <p>The COA records 3,000-5,000 by gel chromatography but does not show a full distribution or hydrolysis statement.<\/p>\r\n        <\/article>\r\n        <article class=\"cgs-assay-card\">\r\n          <small>Protein Quality<\/small>\r\n          <strong>Request Data<\/strong>\r\n          <p>Leucine, BCAA, total EAA, tryptophan, hydroxyproline and digestibility are not printed on the reference COA.<\/p>\r\n        <\/article>\r\n      <\/div>\r\n\r\n      <div class=\"cgs-table-shell\" style=\"margin-top:24px\">\r\n        <table class=\"cgs-coa-table cgs-quality-table\">\r\n          <thead>\r\n            <tr><th>Qualification question<\/th><th>What the current COA establishes<\/th><th>What should be requested<\/th><\/tr>\r\n          <\/thead>\r\n          <tbody>\r\n            <tr><td>Source identity<\/td><td>Bovine product name only<\/td><td>Source tissue, country, veterinary and traceability declarations<\/td><\/tr>\r\n            <tr><td>Complete-protein status<\/td><td>97.12% total protein, dry basis<\/td><td>Full amino-acid profile, total EAA, leucine and tryptophan<\/td><\/tr>\r\n            <tr><td>Sports-nutrition quality<\/td><td>No protein-quality score printed<\/td><td>DIAAS, PDCAAS or applicable digestibility evidence<\/td><\/tr>\r\n            <tr><td>Hydrolysis status<\/td><td>3,000-5,000 molecular-weight result<\/td><td>Manufacturing-flow chart and hydrolysis-process statement<\/td><\/tr>\r\n            <tr><td>Cold-water performance<\/td><td>Not reported<\/td><td>Solubility, foam, viscosity, turbidity and sedimentation tests<\/td><\/tr>\r\n          <\/tbody>\r\n        <\/table>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"cgs-section cgs-section--soft\" id=\"cgs-beef-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 20251209<\/h2>\r\n          <p>\r\n            The table reproduces the supplied signed COA. The 18,500 kg figure\r\n            is the production-batch quantity, not a live inventory statement.\r\n            Request the current batch document and stock confirmation before\r\n            approval.\r\n          <\/p>\r\n\r\n          <div class=\"cgs-batch-meta\">\r\n            <div><small>Product<\/small><strong>Beef Protein Isolate<\/strong><\/div>\r\n            <div><small>Quantity<\/small><strong>18,500 kg<\/strong><\/div>\r\n            <div><small>Mfg date<\/small><strong>2025-12-09<\/strong><\/div>\r\n            <div><small>Analysis date<\/small><strong>2025-12-16<\/strong><\/div>\r\n            <div><small>Expiry date<\/small><strong>2028-12-08<\/strong><\/div>\r\n            <div><small>Conclusion<\/small><strong>Qualified<\/strong><\/div>\r\n          <\/div>\r\n\r\n          <p class=\"cgs-coa-note\">\r\n            The COA contains both a general \u201cHeavy Metals (Pb)\u201d row and a\r\n            separate Lead row. Both are retained below to match the supplied\r\n            certificate rather than silently merging them.\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>Specification<\/th><th>Reference result<\/th><th>Method<\/th><\/tr>\r\n              <\/thead>\r\n              <tbody>\r\n                <tr><td>Characteristic<\/td><td>Light brown tan powder; 60 mesh<\/td><td>Not separately printed<\/td><td>Sensual Test<\/td><\/tr>\r\n                <tr><td>Protein<\/td><td>NLT 95%<\/td><td><strong>97.12% - Dry Basis<\/strong><\/td><td>Kjeldahl Method<\/td><\/tr>\r\n                <tr><td>Molecular Weight<\/td><td>3,000-5,000<\/td><td><strong>3,000-5,000<\/strong><\/td><td>Gel Chromatography Method<\/td><\/tr>\r\n                <tr><td>Ash<\/td><td>NMT 2.0%<\/td><td><strong>1.58%<\/strong><\/td><td>U.S.P. \/ N.F.<\/td><\/tr>\r\n                <tr><td>Loss on Drying<\/td><td>NMT 8.0%<\/td><td><strong>5.44%<\/strong><\/td><td>U.S.P. \/ N.F.<\/td><\/tr>\r\n                <tr><td>pH<\/td><td>5.0-6.5<\/td><td><strong>5.63<\/strong><\/td><td>Japanese Pharmacopoeia<\/td><\/tr>\r\n                <tr><td>Heavy Metals (Pb)<\/td><td>NMT 20.0 ppm<\/td><td><strong>&lt;20 ppm<\/strong><\/td><td>Na2S Colorimetric<\/td><\/tr>\r\n                <tr><td>Arsenic (As2O3)<\/td><td>NMT 1.0 ppm<\/td><td><strong>&lt;1.0 ppm<\/strong><\/td><td>Atomic Absorption Spectrometer<\/td><\/tr>\r\n                <tr><td>Chromium<\/td><td>&lt;2.0 ppm<\/td><td><strong>&lt;2.0 ppm<\/strong><\/td><td>Atomic Absorption Graphite Furnace<\/td><\/tr>\r\n                <tr><td>Melamine (Metabolites)<\/td><td>Negative<\/td><td>Negative<\/td><td>HPLC<\/td><\/tr>\r\n                <tr><td>Bulk Density<\/td><td>&gt;0.35 g\/ml<\/td><td><strong>0.38 g\/ml<\/strong><\/td><td>U.S.P. \/ N.F.<\/td><\/tr>\r\n                <tr><td>Sodium<\/td><td>&lt;0.7%<\/td><td><strong>&lt;0.7%<\/strong><\/td><td>ICP-MS<\/td><\/tr>\r\n                <tr><td>Total Bacterial<\/td><td>&lt;1,000 CFU\/g<\/td><td><strong>300<\/strong><\/td><td>GB4789.2<\/td><\/tr>\r\n                <tr><td>Yeast and Mold<\/td><td>&lt;100 CFU\/g<\/td><td><strong>30<\/strong><\/td><td>GB4789.15 - Method I<\/td><\/tr>\r\n                <tr><td>E. coli<\/td><td>Negative \/ 10 g<\/td><td>Negative<\/td><td>GB4789.38<\/td><\/tr>\r\n                <tr><td>Coliform Group<\/td><td>Negative \/ 10 g<\/td><td>Negative<\/td><td>GB4789.3 - Method II<\/td><\/tr>\r\n                <tr><td>Lead<\/td><td>NMT 1.0 ppm<\/td><td><strong>&lt;1.0 ppm<\/strong><\/td><td>ICP-MS<\/td><\/tr>\r\n                <tr><td>Mercury<\/td><td>NMT 0.1 ppm<\/td><td><strong>&lt;0.1 ppm<\/strong><\/td><td>ICP-MS<\/td><\/tr>\r\n                <tr><td>Cadmium<\/td><td>NMT 0.1 ppm<\/td><td><strong>&lt;0.1 ppm<\/strong><\/td><td>ICP-MS<\/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-beef-contact-anchor\" data-interest=\"Current Beef Protein Isolate batch COA and specification\">Request Current Batch COA<\/a>\r\n            <a class=\"cgs-button cgs-button--ghost cgs-rfq\" href=\"#cgs-beef-contact-anchor\" data-interest=\"Beef Protein Isolate 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>Build around real protein-system manufacturing decisions<\/h2>\r\n        <p>\r\n          The reference COA provides protein, molecular-weight, density, sodium\r\n          and safety data. Finished-format suitability still depends on\r\n          dispersibility, foam, viscosity, taste, color, heat and storage tests.\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>Dairy-Free Protein Powders<\/h3>\r\n          <p>For scoopable powders and sachets where taste, color, dispersion, foam and serving size affect the finished experience.<\/p>\r\n          <ul><li>Cold-water dispersion<\/li><li>Foam and sediment<\/li><li>Flavor masking<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/protein-supplement-manufacturer\/\">Protein supplement 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>Sports &amp; Active Nutrition<\/h3>\r\n          <p>For active-nutrition blends where amino-acid quality and serving-level protein must be confirmed before positioning.<\/p>\r\n          <ul><li>Leucine and BCAA review<\/li><li>Total EAA calculation<\/li><li>Protein-quality evidence<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/sports-nutrition-contract-manufacturing\/\">Sports nutrition manufacturing<\/a><\/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>Meal-Replacement Systems<\/h3>\r\n          <p>For high-protein meal powders requiring complete nutrition, sensory control and compatibility with vitamins, minerals and fats.<\/p>\r\n          <ul><li>Amino-acid complementation<\/li><li>Viscosity and mouthfeel<\/li><li>Micronutrient compatibility<\/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>Savory Protein Concepts<\/h3>\r\n          <p>For broths, soups and savory beverages where bovine flavor, sodium contribution, heat and sediment require evaluation.<\/p>\r\n          <ul><li>Broth and umami profile<\/li><li>Heat-process stability<\/li><li>Serving-level sodium<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/liquid-supplement-manufacturer\/\">Liquid 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>Protein Bars &amp; Snacks<\/h3>\r\n          <p>For bars and functional foods where water activity, hardening, flavor and shelf-life texture must be assessed.<\/p>\r\n          <ul><li>Texture over shelf life<\/li><li>Water activity<\/li><li>Flavor interaction<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/custom-supplement-formulation\/\">Custom formulation<\/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>Hybrid Protein Blends<\/h3>\r\n          <p>For beef-plus-egg, beef-plus-plant or beef-plus-collagen systems designed around amino-acid complementation and sensory balance.<\/p>\r\n          <ul><li>Protein-source balance<\/li><li>Amino-acid complementation<\/li><li>Document and allergen matching<\/li><\/ul>\r\n          <div class=\"cgs-app-card__links\"><a class=\"cgs-app-card__link\" href=\"https:\/\/collagensei.com\/custom-private-label-supplement\/\">Private label supplements<\/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, process and quality<\/p>\r\n        <h2>Connect bovine-source identity, protein processing and final batch release<\/h2>\r\n        <p>\r\n          A professional supplier file should identify the source tissue and\r\n          bovine supply chain, explain the processing or hydrolysis route, and\r\n          link protein-quality claims to current analytical documents.\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 bovine protein 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>Protein Processing and Drying<\/h3>\r\n            <p>Document source preparation, extraction or hydrolysis, filtration, concentration, drying, sieving and powder handling for the approved 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>Connect release decisions to protein, molecular-weight, sodium, moisture, ash, metals and microbiological results.<\/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>Bovine Source Review<\/h3>\r\n          <p>Confirm source tissue, country of origin, veterinary documentation, traceability and BSE\/TSE status.<\/p>\r\n        <\/div>\r\n        <div class=\"cgs-qc-step\">\r\n          <strong>Step 02<\/strong>\r\n          <h3>Protein &amp; Amino-Acid Review<\/h3>\r\n          <p>Confirm processing route, amino-acid profile, molecular distribution and protein-quality evidence for the intended positioning.<\/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, 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 protein and peptide ingredients<\/p>\r\n        <h2>Route buyers by protein identity and formulation objective<\/h2>\r\n        <p>Keep beef protein isolate searches on this page and direct collagen, marine and specialty-peptide needs to their dedicated technical 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>Bovine-derived protein<\/small>\r\n          <h3>Beef Protein Isolate<\/h3>\r\n          <p>A high-protein bovine powder for dairy-free nutrition and functional food development.<\/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>Grass-fed bovine skin<\/small>\r\n          <h3>Bovine Collagen Type I &amp; III<\/h3>\r\n          <p>Hydrolyzed collagen peptides for beauty, daily collagen and general supplement 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\r\n        <article class=\"cgs-route-card\">\r\n          <small>Feather-derived<\/small>\r\n          <h3>Hydrolyzed Keratin Peptide<\/h3>\r\n          <p>A structural-protein ingredient for beauty and pet skin-and-coat supplement concepts.<\/p>\r\n          <a class=\"cgs-route-link\" href=\"https:\/\/collagensei.com\/wholesale-collagen-peptides\/bulk-hydrolyzed-keratin-peptides\/\">View Keratin Peptide<\/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, R&amp;D, quality and regulatory review before ordering<\/h2>\r\n          <p>Confirm current document availability for the intended market, protein positioning and finished 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\">Bovine source declaration<\/div>\r\n          <div class=\"cgs-doc-item\">Source tissue declaration<\/div>\r\n          <div class=\"cgs-doc-item\">Country of origin<\/div>\r\n          <div class=\"cgs-doc-item\">BSE \/ TSE statement<\/div>\r\n          <div class=\"cgs-doc-item\">Veterinary statement<\/div>\r\n          <div class=\"cgs-doc-item\">Manufacturing flow chart<\/div>\r\n          <div class=\"cgs-doc-item\">Hydrolysis \/ process statement<\/div>\r\n          <div class=\"cgs-doc-item\">Full amino-acid profile<\/div>\r\n          <div class=\"cgs-doc-item\">Molecular-weight distribution<\/div>\r\n          <div class=\"cgs-doc-item\">Allergen \/ cross-contact statement<\/div>\r\n          <div class=\"cgs-doc-item\">Packaging, MOQ and lead time<\/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 beef-protein product?<\/h3>\r\n        <p>Gensei can support protein powders, sports-nutrition products, liquid concepts, meal replacements and custom hybrid protein blends.<\/p>\r\n\r\n        <div class=\"cgs-oem-links\">\r\n          <a href=\"https:\/\/collagensei.com\/protein-supplement-manufacturer\/\">Protein Supplements<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/sports-nutrition-contract-manufacturing\/\">Sports Nutrition<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/powder-supplement-manufacturer\/\">Powder Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/liquid-supplement-manufacturer\/\">Liquid Manufacturing<\/a>\r\n          <a href=\"https:\/\/collagensei.com\/custom-private-label-supplement\/\">Private Label Supplements<\/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 beef-protein buyers, formulators and quality teams<\/h2>\r\n        <p>The answers also clarify the supplier, manufacturer, China and hydrolyzed-beef-protein searches already appearing in GSC.<\/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>What bovine tissue is used?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The COA names Beef Protein Isolate but does not state muscle, hide, bone, tendon, broth or another tissue. Request the source-tissue declaration before approval.<\/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 97.12% protein mean 97.12% purity?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>No. It is a dry-basis protein result by the Kjeldahl method. It should not be described as the purity of a single defined compound.<\/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 this a complete protein or equivalent to whey?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The COA does not provide leucine, BCAA, total essential amino acids, tryptophan, PDCAAS or DIAAS. Those claims require separate protein-quality evidence.<\/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 beef protein hydrolyzed?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>The COA reports a 3,000-5,000 molecular-weight result by gel chromatography, but it does not print the manufacturing or hydrolysis process. Request the process statement before using the claim.<\/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 it cold-water soluble and neutral tasting?<\/span>\r\n            <i class=\"cgs-accordion__icon\"><\/i>\r\n          <\/button>\r\n          <div class=\"cgs-accordion__panel\">\r\n            <p>Solubility, turbidity, sedimentation, foam, viscosity and sensory performance are not reported on the COA. Test the ingredient in the intended formula and process.<\/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, MOQ and China supply terms 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 certificate records an 18,500 kg production batch but does not print packaging or MOQ. Confirm pack size, sample quantity, current stock, lead time, Incoterms and freight terms in the quotation.<\/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-beef-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 document requirements so the team can confirm the appropriate beef-protein specification and supply pathway.<\/p>\r\n        <ul class=\"cgs-quote__points\">\r\n          <li>Current batch COA and specification review<\/li>\r\n          <li>Bovine source, tissue and amino-acid 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-beef-contact-form\">\r\n        <span id=\"cgs-beef-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=\"\/es\/wp-json\/wp\/v2\/pages\/18414#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-beef-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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