{"id":26508,"date":"2026-10-08T17:28:14","date_gmt":"2026-10-08T09:28:14","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=26508"},"modified":"2026-10-20T14:48:27","modified_gmt":"2026-10-20T06:48:27","slug":"riboflacin-vitamin-b2-powder","status":"publish","type":"page","link":"https:\/\/collagensei.com\/it\/vitamins-supplier\/riboflacin-vitamin-b2-powder\/","title":{"rendered":"Riboflacin Vitamin B2 Powder"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"26508\" class=\"elementor elementor-26508\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-151d035 e-con-full e-flex e-con e-parent\" data-id=\"151d035\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bbe6475 elementor-widget elementor-widget-html\" data-id=\"bbe6475\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\n.gensei-b2-page{position:relative;left:50%;transform:translateX(-50%);width:100vw;max-width:100vw;overflow-x:clip;--g-blue:#356486;--g-blue-dark:#274d68;--g-blue-soft:#edf3f7;--g-ink:#1f2b33;--g-muted:#66737c;--g-line:#dbe3e8;--g-bg:#f7f9fa;--g-shadow:0 14px 36px rgba(38,70,91,.08);font-family:inherit;color:var(--g-ink);line-height:1.6}\n.gensei-b2-page *,.gensei-b2-page *::before,.gensei-b2-page *::after{box-sizing:border-box}\n.gensei-b2-page a{text-decoration:none}\n.gensei-b2-page .g-wrap{width:min(1320px,calc(100% - 48px));margin:0 auto}\n.gensei-b2-page .g-hero{padding:78px 0 62px;background:radial-gradient(circle at 84% 10%,rgba(53,100,134,.11),transparent 27%),linear-gradient(180deg,#fff 0%,#f7f9fa 100%);border-bottom:1px solid var(--g-line)}\n.gensei-b2-page .g-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(430px,.95fr);gap:58px;align-items:center}\n.gensei-b2-page .g-eyebrow,.gensei-b2-page .g-kicker{margin:0 0 13px;color:var(--g-blue);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}\n.gensei-b2-page h1{max-width:850px;margin:0 0 20px;font-size:clamp(40px,4.7vw,60px);line-height:1.03;letter-spacing:-.038em}\n.gensei-b2-page .g-lead{max-width:760px;margin:0 0 28px;color:var(--g-muted);font-size:18px;line-height:1.78}\n.gensei-b2-page .g-btn{display:inline-flex;align-items:center;justify-content:center;min-height:49px;padding:0 21px;border-radius:10px;background:var(--g-blue);color:#fff;font-weight:800}\n.gensei-b2-page .g-btn:hover{background:var(--g-blue-dark);color:#fff}\n.gensei-b2-page .g-hero-image{min-height:430px;border:1px solid var(--g-line);border-radius:24px;background:#fff center\/cover no-repeat;box-shadow:var(--g-shadow)}\n.gensei-b2-page .g-section{padding:72px 0}\n.gensei-b2-page .g-section-soft{background:var(--g-bg);border-top:1px solid var(--g-line);border-bottom:1px solid var(--g-line)}\n.gensei-b2-page .g-section-head{max-width:860px;margin:0 auto 34px;text-align:center}\n.gensei-b2-page .g-section-head h2{margin:0 0 12px;color:var(--g-blue-dark);font-size:clamp(30px,3.3vw,43px);line-height:1.12;letter-spacing:-.025em}\n.gensei-b2-page .g-section-head p{max-width:780px;margin:0 auto;color:var(--g-muted);font-size:16px;line-height:1.75}\n.gensei-b2-page .g-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}\n.gensei-b2-page .g-fact{padding:24px 18px;background:#fff;border:1px solid var(--g-line);border-radius:18px;text-align:center;box-shadow:0 8px 24px rgba(38,70,91,.04)}\n.gensei-b2-page .g-fact span{display:block;margin-bottom:7px;color:var(--g-muted);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}\n.gensei-b2-page .g-fact strong{display:block;color:var(--g-blue-dark);font-size:17px;line-height:1.45}\n.gensei-b2-page .g-table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--g-line);border-radius:20px;box-shadow:var(--g-shadow)}\n.gensei-b2-page table{width:100%;min-width:760px;border-collapse:collapse}\n.gensei-b2-page th,.gensei-b2-page td{padding:15px 18px;border-bottom:1px solid var(--g-line);text-align:left;vertical-align:top}\n.gensei-b2-page th{background:var(--g-blue-soft);color:var(--g-blue-dark);font-size:13px;text-transform:uppercase;letter-spacing:.05em}\n.gensei-b2-page tr:last-child td{border-bottom:0}\n.gensei-b2-page .g-method-note{max-width:900px;margin:18px auto 0;color:var(--g-muted);font-size:14px;line-height:1.7;text-align:center}\n.gensei-b2-page .g-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}\n.gensei-b2-page .g-card{padding:27px;background:#fff;border:1px solid var(--g-line);border-radius:20px;box-shadow:0 8px 24px rgba(38,70,91,.04);text-align:left}\n.gensei-b2-page .g-card h3{margin:0 0 10px;color:var(--g-blue-dark);font-size:21px;line-height:1.3}\n.gensei-b2-page .g-card p{margin:0;color:var(--g-muted);font-size:15px;line-height:1.75}\n.gensei-b2-page .g-compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}\n.gensei-b2-page .g-compare .g-card{height:100%}\n.gensei-b2-page .g-packaging{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}\n.gensei-b2-page .g-pack-card{padding:30px;background:#fff;border:1px solid var(--g-line);border-radius:20px;box-shadow:0 8px 24px rgba(38,70,91,.04);text-align:left}\n.gensei-b2-page .g-pack-card h3{margin:0 0 13px;color:var(--g-blue-dark);font-size:25px}\n.gensei-b2-page .g-pack-card p{margin:0;color:var(--g-muted);font-size:15px;line-height:1.75}\n.gensei-b2-page .g-pack-card p+p{margin-top:12px}\n.gensei-b2-page .g-inquiry-section{padding:72px 0;background:linear-gradient(135deg,#274d68 0%,#356486 100%);color:#fff}\n.gensei-b2-page .g-inquiry-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.92fr);gap:54px;align-items:center}\n.gensei-b2-page .g-inquiry-copy{max-width:660px;text-align:left}\n.gensei-b2-page .g-inquiry-pill{display:inline-block;margin-bottom:14px;padding:7px 11px;border:1px solid rgba(255,255,255,.28);border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}\n.gensei-b2-page .g-inquiry-copy h2{margin:0 0 14px;font-size:clamp(34px,4vw,48px);line-height:1.08}\n.gensei-b2-page .g-inquiry-copy>p{color:rgba(255,255,255,.84);line-height:1.75}\n.gensei-b2-page .g-inquiry-points{display:flex;flex-wrap:wrap;gap:9px;margin:22px 0}\n.gensei-b2-page .g-inquiry-point{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.12);font-size:12px;font-weight:700}\n.gensei-b2-page .g-quote-guide{margin-top:24px;padding:22px;border:1px solid rgba(255,255,255,.18);border-radius:18px;background:rgba(255,255,255,.08)}\n.gensei-b2-page .g-quote-guide h3{margin:0 0 8px;font-size:20px}\n.gensei-b2-page .g-quote-guide>p{margin:0 0 14px;color:rgba(255,255,255,.82);font-size:14px}\n.gensei-b2-page .g-quote-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}\n.gensei-b2-page .g-quote-item{padding:13px;border-radius:12px;background:rgba(255,255,255,.1)}\n.gensei-b2-page .g-quote-item strong,.gensei-b2-page .g-quote-item span{display:block}\n.gensei-b2-page .g-quote-item span{margin-top:4px;color:rgba(255,255,255,.75);font-size:13px;line-height:1.5}\n.gensei-b2-page .g-quote-note{margin:14px 0 0!important}\n.gensei-b2-page .g-form-card{width:100%;padding:30px;background:#fff;border-radius:22px;color:var(--g-ink);box-shadow:0 20px 48px rgba(0,0,0,.14);text-align:left}\n.gensei-b2-page .g-form-card h3{margin:0 0 8px;color:var(--g-blue-dark);font-size:26px}\n.gensei-b2-page .g-form-intro{margin:0 0 18px;color:var(--g-muted)}\n@media(max-width:1100px){\n .gensei-b2-page .g-hero-grid{grid-template-columns:1fr}\n .gensei-b2-page .g-hero-image{min-height:390px}\n .gensei-b2-page .g-facts{grid-template-columns:repeat(2,1fr)}\n .gensei-b2-page .g-card-grid{grid-template-columns:1fr 1fr}\n .gensei-b2-page .g-compare,.gensei-b2-page .g-packaging{grid-template-columns:1fr}\n .gensei-b2-page .g-inquiry-grid{grid-template-columns:1fr;gap:34px}\n .gensei-b2-page .g-inquiry-copy{max-width:none}\n}\n@media(max-width:640px){\n .gensei-b2-page .g-wrap{width:calc(100% - 22px)}\n .gensei-b2-page .g-hero{padding:52px 0 40px}\n .gensei-b2-page .g-hero h1{font-size:39px}\n .gensei-b2-page .g-lead{font-size:16px}\n .gensei-b2-page .g-section{padding:52px 0}\n .gensei-b2-page .g-facts,.gensei-b2-page .g-card-grid,.gensei-b2-page .g-quote-grid{grid-template-columns:1fr}\n .gensei-b2-page .g-inquiry-section{padding:54px 0}\n .gensei-b2-page .g-form-card{padding:23px 18px 20px}\n}\n<\/style>\n\n<style>\n\n.gensei-b2-page{\n  --g-heading:#274d68;\n  --g-body:#66737c;\n  --g-accent:#356486;\n}\n.gensei-b2-page h1,\n.gensei-b2-page h2,\n.gensei-b2-page h3,\n.gensei-b2-page h4,\n.gensei-b2-page .g-fact strong{\n  color:var(--g-heading);\n}\n.gensei-b2-page p,\n.gensei-b2-page li,\n.gensei-b2-page td{\n  color:var(--g-body);\n}\n.gensei-b2-page .g-eyebrow,\n.gensei-b2-page .g-kicker{\n  color:var(--g-accent);\n}\n.gensei-b2-page th{\n  color:var(--g-heading);\n}\n.gensei-b2-page .g-inquiry-section,\n.gensei-b2-page .g-inquiry-section h2,\n.gensei-b2-page .g-inquiry-section .g-inquiry-copy h3,\n.gensei-b2-page .g-inquiry-section .g-inquiry-copy p,\n.gensei-b2-page .g-inquiry-section .g-inquiry-copy span,\n.gensei-b2-page .g-inquiry-section .g-inquiry-copy strong{\n  color:#fff;\n}\n.gensei-b2-page .g-form-card h3{color:var(--g-heading);}\n.gensei-b2-page .g-form-card p{color:var(--g-body);}\n\n\n.gensei-b2-page .g-section-head{\n  max-width:860px;\n  margin-left:auto;\n  margin-right:auto;\n  text-align:center;\n}\n.gensei-b2-page .g-section-head p{\n  max-width:760px;\n  margin-left:auto;\n  margin-right:auto;\n}\n.gensei-b2-page .g-card,\n.gensei-b2-page .g-pack-card,\n.gensei-b2-page .g-form-card,\n.gensei-b2-page table{\n  text-align:left;\n}\n.gensei-b2-page .g-fact{text-align:center;}\n.gensei-b2-page .g-inquiry-copy{text-align:left;}\n<\/style>\n\n\n<div class=\"gensei-b2-page\">\n<section class=\"g-hero\"><div class=\"g-wrap g-hero-grid\">\n  <div><p class=\"g-eyebrow\">Vitamin B2 Ingredient<\/p><h1>Riboflavin Powder (Vitamin B2)<\/h1><p class=\"g-lead\">Riboflavin powder is a Vitamin B2 raw material for dietary supplements, multivitamin formulations and nutritional premixes. Review the product specification, formulation considerations and sourcing information for bulk ingredient evaluation.<\/p><a class=\"g-btn\" href=\"#product-inquiry\">Request Quote<\/a><\/div>\n  <div class=\"g-hero-image\" role=\"img\" aria-label=\"Riboflavin Powder (Vitamin B2)\" style=\"background-image:url('https:\/\/collagensei.com\/wp-content\/uploads\/2026\/10\/Riboflavin-vitamin-B2.webp')\"><\/div>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Product Identity<\/p><h2>Product Overview<\/h2><p>Key identity information for ingredient qualification and purchasing review.<\/p><\/div>\n  <div class=\"g-facts\"><div class=\"g-fact\"><span>Chemical Name<\/span><strong>Riboflavin<\/strong><\/div><div class=\"g-fact\"><span>Vitamin Family<\/span><strong>Vitamin B2<\/strong><\/div><div class=\"g-fact\"><span>CAS No.<\/span><strong>83-88-5<\/strong><\/div><div class=\"g-fact\"><span>Appearance<\/span><strong>Orange-yellow crystalline powder<\/strong><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Quality Specification<\/p><h2>Specification &amp; Batch Results<\/h2><p>Review the product specification and certified batch results for quality and supplier qualification.<\/p><\/div>\n  <div class=\"g-table-wrap\"><table><thead><tr><th>Test Item<\/th><th>Specification<\/th><th>Batch Result<\/th><\/tr><\/thead><tbody><tr><td>Appearance<\/td><td>Orange yellow crystalline powder<\/td><td>Meets<\/td><\/tr><tr><td>Identification<\/td><td>Intense yellowish-green fluorescence disappears upon addition of mineral acids or alkalies<\/td><td>Meets<\/td><\/tr><tr><td>Lumiflavin<\/td><td>Absorbance at 440 nm \u2264 0.025; not more intense than BY6<\/td><td>Meets<\/td><\/tr><tr><td>Particle Size<\/td><td>95% passes through 80 mesh sieve<\/td><td>Meets<\/td><\/tr><tr><td>Specific Rotation<\/td><td>[\u03b1]\u00b2\u2070D = \u2212115\u00b0 to \u2212135\u00b0<\/td><td>\u2212120\u00b0<\/td><\/tr><tr><td>Loss on Drying<\/td><td>\u2264 1.5%<\/td><td>0.3%<\/td><\/tr><tr><td>Heavy Metals<\/td><td>< 10 ppm<\/td><td>< 10 ppm<\/td><\/tr><tr><td>Residue on Ignition<\/td><td>\u2264 0.3% (USP)<\/td><td>0.06%<\/td><\/tr><tr><td>Assay (on dried basis)<\/td><td>98.0%\u2013102.0%<\/td><td>98.5%<\/td><\/tr><\/tbody><\/table><\/div>\n  <p class=\"g-method-note\">COA reference: batch H202505005FM. The certificate concludes that the batch meets USP2021 requirements when tested accordingly.<\/p>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Formulation Review<\/p><h2>Formulation Considerations<\/h2><p>Review formulation factors that can affect ingredient handling, processing and finished-product development.<\/p><\/div>\n  <div class=\"g-card-grid g-formulation-grid\"><div class=\"g-card\"><h3>Dry-Blending Review<\/h3><p>The documented particle-size requirement provides a useful starting point when evaluating dispersion and blend uniformity in dry formulations.<\/p><\/div><div class=\"g-card\"><h3>Light Protection<\/h3><p>Riboflavin is light-sensitive, so formulation development, processing and packaging should consider exposure to light.<\/p><\/div>\n<div class=\"g-card\">\n  <h3>Water Solubility &amp; Dispersion<\/h3>\n  <p>Riboflavin has relatively low water solubility compared with many other water-soluble vitamins. For beverage, liquid or high-uniformity systems, formulators should evaluate dispersion, dissolution conditions and the effect of the complete formulation rather than assuming rapid dissolution from the Vitamin B2 classification alone.<\/p>\n<\/div>\n<div class=\"g-card\"><h3>Finished-Product Fit<\/h3><p>Evaluate dosage, excipients, processing conditions and the target dosage form before approving the ingredient for a specific formulation.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Applications<\/p><h2>Typical Formulation Uses<\/h2><p>Common formulation categories where this Vitamin B2 ingredient may be evaluated.<\/p><\/div>\n  <div class=\"g-card-grid\"><div class=\"g-card\"><h3>Tablets &amp; Capsules<\/h3><p>Riboflavin powder can be evaluated as a Vitamin B2 ingredient for solid-dose supplement formulations.<\/p><\/div><div class=\"g-card\"><h3>Multivitamin &amp; B-Complex<\/h3><p>Suitable for evaluation in multi-ingredient vitamin systems where a defined Riboflavin raw material is required.<\/p><\/div><div class=\"g-card\"><h3>Nutritional Premixes<\/h3><p>Can be assessed for dry nutritional premixes where powder handling and blend uniformity are important.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Vitamin B2 Forms<\/p><h2>Choosing the Appropriate B2 Form<\/h2><p>Riboflavin and Riboflavin Sodium Phosphate are distinct Vitamin B2 raw materials with different formulation and sourcing considerations.<\/p><\/div>\n  <div class=\"g-compare\"><div class=\"g-card\"><h3>Riboflavin<\/h3><p>Use this page when the purchasing target is Riboflavin \/ Vitamin B2 powder. Its specification, COA and physical characteristics belong to this product page.<\/p><\/div><div class=\"g-card\"><h3>Riboflavin Sodium Phosphate<\/h3><p>This is a separate phosphate sodium form of Vitamin B2. It should be sourced and qualified against its own identity, specification and COA rather than treated as interchangeable data.<\/p><\/div><\/div>\n<\/div><\/section>\n\n<section class=\"g-section g-section-soft\"><div class=\"g-wrap\">\n  <div class=\"g-section-head\"><p class=\"g-kicker\">Supply Information<\/p><h2>Documentation, Packaging &amp; Storage<\/h2><p>Review available batch documentation, packaging information and storage considerations for procurement planning.<\/p><\/div>\n  <div class=\"g-packaging\">\n<div class=\"g-pack-card\"><p class=\"g-kicker\">Documentation<\/p><h3>Batch COA &amp; Specification<\/h3><p>The supplied COA records the product identity, batch number, test limits, batch results and USP2021 conclusion for quality review.<\/p><\/div>\n<div class=\"g-pack-card\"><p class=\"g-kicker\">Packaging &amp; Handling<\/p><h3>25 kg Packing Size<\/h3><p>The supplied COA lists a 25 kg packing size. Confirm current commercial packaging and shipping configuration when requesting a quotation.<\/p><p>Protect the material from unsuitable storage and handling conditions during warehousing and formulation.<\/p><\/div>\n<\/div>\n<\/div><\/section>\n\n\n<section class=\"g-inquiry-section\" id=\"product-inquiry\">\n  <div class=\"g-wrap g-inquiry-grid\">\n    <div class=\"g-inquiry-copy\">\n      <div class=\"g-inquiry-pill\">Riboflavin Powder Ingredient Inquiry<\/div>\n      <h2>Request Riboflavin Powder Pricing<\/h2>\n      <p>Send your required quantity, destination and formulation type for current product information, documentation availability and bulk pricing.<\/p>\n      <div class=\"g-inquiry-points\"><span class=\"g-inquiry-point\">Specification<\/span><span class=\"g-inquiry-point\">Documentation<\/span><span class=\"g-inquiry-point\">Application<\/span><span class=\"g-inquiry-point\">Quotation<\/span><\/div>\n      <div class=\"g-quote-guide\">\n        <h3>For a Faster Quote<\/h3>\n        <p>Include the purchasing details below so we can prepare a more relevant commercial response.<\/p>\n        <div class=\"g-quote-grid\">\n          <div class=\"g-quote-item\"><strong>Required Quantity<\/strong><span>Share your estimated order quantity or purchasing volume.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Destination Market<\/strong><span>Provide the destination country or region for the shipment.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Finished-Product Format<\/strong><span>Tell us whether the project is a tablet, capsule, premix or another formulation.<\/span><\/div>\n          <div class=\"g-quote-item\"><strong>Qualification Needs<\/strong><span>Mention any supplier-review or supporting-document requirements.<\/span><\/div>\n        <\/div>\n        <p class=\"g-quote-note\"><strong>Not sure what information to provide?<\/strong> Send the details you have, and our team can follow up on the remaining requirements.<\/p>\n      <\/div>\n    <\/div>\n    <div class=\"g-form-card\">\n      <h3>Send Your Inquiry<\/h3>\n      <p class=\"g-form-intro\">Share your company details and purchasing requirements.<\/p>\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=\"\/it\/wp-json\/wp\/v2\/pages\/26508#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=\"6.1.7\" \/><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\n    <\/div>\n  <\/div>\n<\/section>\n\n<\/div>\n\n\n<style>\n\/* Component layout corrections *\/\n.gensei-b2-page p,\n.gensei-b2-page li,\n.gensei-b2-page td,\n.gensei-b2-page .g-card p,\n.gensei-b2-page .g-quote-item span{\n  text-transform:none !important;\n  letter-spacing:normal;\n}\n.gensei-b2-page .g-formulation-grid{\n  grid-template-columns:repeat(2,minmax(0,1fr)) !important;\n  align-items:stretch;\n}\n.gensei-b2-page .g-formulation-grid .g-card{\n  min-height:0;\n}\n\n\/* Inquiry: match the established B9\/B12 template *\/\n.gensei-b2-page .g-inquiry-section{\n  padding:78px 0 !important;\n  background:\n    radial-gradient(circle at 12% 22%,rgba(53,100,134,.09),transparent 26%),\n    linear-gradient(180deg,#f5f8fa 0%,#eef3f6 100%) !important;\n  border-top:1px solid var(--g-line);\n  color:var(--g-ink) !important;\n}\n.gensei-b2-page .g-inquiry-section .g-wrap.g-inquiry-grid{\n  display:grid !important;\n  grid-template-columns:minmax(0,1fr) minmax(420px,.92fr) !important;\n  gap:54px !important;\n  align-items:center !important;\n}\n.gensei-b2-page .g-inquiry-copy{\n  max-width:660px;\n  min-width:0;\n  text-align:left !important;\n}\n.gensei-b2-page .g-inquiry-pill{\n  display:inline-flex;\n  align-items:center;\n  gap:8px;\n  padding:8px 13px;\n  margin-bottom:22px;\n  border:1px solid #c9d8e2;\n  border-radius:999px;\n  background:rgba(255,255,255,.72);\n  color:var(--g-blue) !important;\n  font-size:13px;\n  font-weight:800;\n  letter-spacing:0;\n  text-transform:none;\n}\n.gensei-b2-page .g-inquiry-pill::before{\n  content:\"\";\n  width:7px;\n  height:7px;\n  border-radius:50%;\n  background:var(--g-blue);\n}\n.gensei-b2-page .g-inquiry-copy h2{\n  max-width:650px;\n  margin:0 0 18px;\n  color:var(--g-blue-dark) !important;\n  font-size:clamp(38px,4.6vw,56px);\n  line-height:1.04;\n  letter-spacing:-.035em;\n}\n.gensei-b2-page .g-inquiry-copy > p{\n  max-width:620px;\n  margin:0;\n  color:#5c6a74 !important;\n  font-size:17px;\n  line-height:1.75;\n}\n.gensei-b2-page .g-inquiry-points{\n  display:flex;\n  flex-wrap:wrap;\n  justify-content:flex-start !important;\n  gap:10px;\n  margin-top:27px;\n}\n.gensei-b2-page .g-inquiry-point{\n  padding:9px 13px;\n  border:1px solid #cbd9e2;\n  border-radius:999px;\n  background:#fff;\n  color:var(--g-blue-dark) !important;\n  font-size:13px;\n  font-weight:800;\n}\n.gensei-b2-page .g-quote-guide{\n  margin-top:30px;\n  padding:27px 0 0;\n  border:0;\n  border-top:1px solid #d5e0e7;\n  border-radius:0;\n  background:transparent;\n}\n.gensei-b2-page .g-quote-guide h3{\n  margin:0 0 7px;\n  color:var(--g-blue-dark) !important;\n  font-size:20px;\n  line-height:1.25;\n}\n.gensei-b2-page .g-quote-guide > p{\n  max-width:620px;\n  margin:0;\n  color:#66737c !important;\n  font-size:14px;\n  line-height:1.65;\n}\n.gensei-b2-page .g-quote-grid{\n  display:grid !important;\n  grid-template-columns:repeat(2,minmax(0,1fr)) !important;\n  gap:11px !important;\n  margin-top:17px;\n}\n.gensei-b2-page .g-quote-item{\n  padding:15px 16px;\n  border:1px solid #d3dfe6;\n  border-radius:14px;\n  background:rgba(255,255,255,.78);\n}\n.gensei-b2-page .g-quote-item strong{\n  display:block;\n  margin-bottom:4px;\n  color:var(--g-blue-dark) !important;\n  font-size:14px;\n  line-height:1.35;\n}\n.gensei-b2-page .g-quote-item span{\n  display:block;\n  color:#66737c !important;\n  font-size:12.5px;\n  line-height:1.55;\n}\n.gensei-b2-page .g-quote-note{\n  margin-top:11px !important;\n  padding:12px 14px;\n  border-radius:12px;\n  background:rgba(255,255,255,.64);\n  color:#526773 !important;\n  font-size:12.5px !important;\n  line-height:1.55 !important;\n}\n.gensei-b2-page .g-form-card{\n  width:100%;\n  min-width:0;\n  align-self:center;\n  padding:30px 30px 26px !important;\n  background:#fff;\n  border:1px solid #cfdae1;\n  border-radius:24px;\n  box-shadow:0 18px 44px rgba(38,70,91,.09);\n  color:var(--g-ink) !important;\n  text-align:left !important;\n}\n.gensei-b2-page .g-form-card h3{\n  margin:0 0 8px;\n  color:var(--g-blue-dark) !important;\n  font-size:29px;\n  line-height:1.15;\n  letter-spacing:-.02em;\n}\n.gensei-b2-page .g-form-card .g-form-intro{\n  margin:0 0 18px;\n  color:var(--g-muted) !important;\n}\n.gensei-b2-page .g-form-card .wpcf7{margin:0}\n.gensei-b2-page .g-form-card .wpcf7 p{margin:0 0 16px;color:var(--g-muted) !important}\n.gensei-b2-page .g-form-card .wpcf7 label{\n  display:block;\n  margin-bottom:7px;\n  color:var(--g-blue-dark) !important;\n  font-size:14px;\n  font-weight:800;\n}\n.gensei-b2-page .g-form-card input[type=\"text\"],\n.gensei-b2-page .g-form-card input[type=\"email\"],\n.gensei-b2-page .g-form-card input[type=\"tel\"],\n.gensei-b2-page .g-form-card input[type=\"number\"],\n.gensei-b2-page .g-form-card select,\n.gensei-b2-page .g-form-card textarea{\n  width:100%;\n  min-height:44px;\n  padding:11px 13px;\n  border:1px solid #cbd9e2;\n  border-radius:12px;\n  background:#fbfcfd;\n  color:var(--g-ink);\n  outline:none;\n  box-shadow:0 3px 10px rgba(38,70,91,.035);\n}\n.gensei-b2-page .g-form-card textarea{min-height:150px;resize:vertical}\n.gensei-b2-page .g-form-card input:focus,\n.gensei-b2-page .g-form-card select:focus,\n.gensei-b2-page .g-form-card textarea:focus{\n  border-color:var(--g-blue);\n  box-shadow:0 0 0 3px rgba(53,100,134,.09);\n}\n.gensei-b2-page .g-form-card input[type=\"submit\"]{\n  width:100%;\n  min-height:52px;\n  border:0;\n  border-radius:999px;\n  background:var(--g-blue);\n  color:#fff;\n  font-weight:800;\n  cursor:pointer;\n}\n.gensei-b2-page .g-form-card input[type=\"submit\"]:hover{background:var(--g-blue-dark)}\n.gensei-b2-page .g-form-card .wpcf7-spinner{display:none}\n\n@media(max-width:1100px){\n  .gensei-b2-page .g-inquiry-section .g-wrap.g-inquiry-grid{\n    grid-template-columns:1fr !important;\n    gap:34px !important;\n  }\n  .gensei-b2-page .g-inquiry-copy{max-width:none}\n}\n@media(max-width:700px){\n  .gensei-b2-page .g-formulation-grid,\n  .gensei-b2-page .g-quote-grid{\n    grid-template-columns:1fr !important;\n  }\n}\n<\/style>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Vitamin B2 Ingredient Riboflavin Powder (Vitamin B2) Riboflavin powder is a Vitamin B2 raw material for dietary supplements, multivitamin formulations [&hellip;]<\/p>\n","protected":false},"author":169,"featured_media":0,"parent":4842,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-26508","page","type-page","status-publish","hentry"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Yafang. Yang","author_link":"https:\/\/collagensei.com\/it\/author\/yafang-yang\/"},"uagb_comment_info":0,"uagb_excerpt":"Vitamin B2 Ingredient Riboflavin Powder (Vitamin B2) Riboflavin powder is a Vitamin B2 raw material for dietary supplements, multivitamin formulations [&hellip;]","_links":{"self":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/26508","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/users\/169"}],"replies":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/comments?post=26508"}],"version-history":[{"count":22,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/26508\/revisions"}],"predecessor-version":[{"id":27398,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/26508\/revisions\/27398"}],"up":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/4842"}],"wp:attachment":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/media?parent=26508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}