{"id":4842,"date":"2025-03-20T13:31:45","date_gmt":"2025-03-20T05:31:45","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=4842"},"modified":"2026-06-04T15:00:55","modified_gmt":"2026-06-04T07:00:55","slug":"%d9%85%d9%88%d8%b1%d8%af-%d8%a7%d9%84%d9%81%d9%8a%d8%aa%d8%a7%d9%85%d9%8a%d9%86%d8%a7%d8%aa","status":"publish","type":"page","link":"https:\/\/collagensei.com\/ar\/vitamins-supplier\/","title":{"rendered":"\u0645\u0648\u0631\u062f \u0627\u0644\u0641\u064a\u062a\u0627\u0645\u064a\u0646\u0627\u062a"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"4842\" class=\"elementor elementor-4842\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c1627b1 e-con-full e-flex e-con e-parent\" data-id=\"c1627b1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a0248ce elementor-widget elementor-widget-html\" data-id=\"a0248ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n  .gensei-vitamin-page {\r\n    --gv-primary: #0B6B5C;\r\n    --gv-primary-dark: #064E43;\r\n    --gv-primary-deep: #043B33;\r\n    --gv-primary-light: #15806F;\r\n    --gv-accent: #F2A51A;\r\n    --gv-accent-dark: #D88900;\r\n    --gv-bg: #F7FAF8;\r\n    --gv-card: #FFFFFF;\r\n    --gv-text: #10231F;\r\n    --gv-muted: #64736F;\r\n    --gv-border: #DDE8E3;\r\n    --gv-soft: #EAF6F2;\r\n    --gv-radius: 18px;\r\n    --gv-shadow: 0 14px 35px rgba(6, 78, 67, .10);\r\n    font-family: inherit;\r\n    color: var(--gv-text);\r\n    line-height: 1.65;\r\n  }\r\n\r\n  .gensei-vitamin-page * {\r\n    box-sizing: border-box;\r\n  }\r\n\r\n  .gensei-vitamin-page a {\r\n    color: inherit;\r\n    text-decoration: none;\r\n  }\r\n\r\n  .gv-container {\r\n    width: 100%;\r\n    max-width: 1180px;\r\n    margin: 0 auto;\r\n    padding: 0 18px;\r\n  }\r\n\r\n  .gv-section {\r\n    padding: 64px 0;\r\n  }\r\n\r\n  .gv-section-light {\r\n    background: var(--gv-bg);\r\n  }\r\n\r\n  .gv-hero {\r\n    background:\r\n      radial-gradient(circle at 18% 18%, rgba(242, 165, 26, .20), transparent 28%),\r\n      radial-gradient(circle at 90% 10%, rgba(21, 128, 111, .25), transparent 30%),\r\n      linear-gradient(135deg, #043B33 0%, #0B6B5C 52%, #07312B 100%);\r\n    color: #fff;\r\n    padding: 76px 0;\r\n    border-radius: 0 0 34px 34px;\r\n    overflow: hidden;\r\n  }\r\n\r\n  .gv-hero-grid {\r\n    display: grid;\r\n    grid-template-columns: 1.15fr .85fr;\r\n    gap: 36px;\r\n    align-items: center;\r\n  }\r\n\r\n  .gv-eyebrow {\r\n    display: inline-flex;\r\n    gap: 8px;\r\n    align-items: center;\r\n    padding: 7px 13px;\r\n    border: 1px solid rgba(242, 165, 26, .40);\r\n    border-radius: 999px;\r\n    background: rgba(242, 165, 26, .12);\r\n    color: #fff;\r\n    font-size: 13px;\r\n    font-weight: 700;\r\n    letter-spacing: .02em;\r\n    margin-bottom: 18px;\r\n  }\r\n\r\n  .gv-hero h1 {\r\n    font-size: clamp(34px, 5vw, 58px);\r\n    line-height: 1.08;\r\n    margin: 0 0 18px;\r\n    color: #fff;\r\n    max-width: 780px;\r\n  }\r\n\r\n  .gv-hero p {\r\n    font-size: 18px;\r\n    color: rgba(255,255,255,.88);\r\n    margin: 0 0 24px;\r\n    max-width: 760px;\r\n  }\r\n\r\n  .gv-hero-list {\r\n    display: grid;\r\n    grid-template-columns: repeat(2, minmax(0, 1fr));\r\n    gap: 10px;\r\n    margin: 24px 0;\r\n    padding: 0;\r\n    list-style: none;\r\n  }\r\n\r\n  .gv-hero-list li {\r\n    background: rgba(255,255,255,.10);\r\n    border: 1px solid rgba(242, 165, 26, .24);\r\n    border-radius: 12px;\r\n    padding: 11px 13px;\r\n    font-size: 14px;\r\n    color: #fff;\r\n  }\r\n\r\n  .gv-cta-row {\r\n    display: flex;\r\n    gap: 12px;\r\n    flex-wrap: wrap;\r\n    margin-top: 26px;\r\n  }\r\n\r\n  .gv-btn {\r\n    display: inline-flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    min-height: 48px;\r\n   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var(--gv-shadow);\r\n  }\r\n\r\n  .gv-card h3 {\r\n    font-size: 20px;\r\n    margin: 0 0 10px;\r\n    color: var(--gv-text);\r\n  }\r\n\r\n  .gv-card p {\r\n    margin: 0;\r\n    color: var(--gv-muted);\r\n  }\r\n\r\n  .gv-card ul {\r\n    margin: 12px 0 0;\r\n    padding-left: 18px;\r\n    color: var(--gv-muted);\r\n  }\r\n\r\n  .gv-product-card {\r\n    position: relative;\r\n    overflow: hidden;\r\n  }\r\n\r\n  .gv-product-card::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    inset: 0 0 auto;\r\n    height: 5px;\r\n    background: linear-gradient(90deg, var(--gv-primary), var(--gv-accent));\r\n  }\r\n\r\n  .gv-product-top {\r\n    display: flex;\r\n    justify-content: space-between;\r\n    gap: 12px;\r\n    align-items: flex-start;\r\n    margin-bottom: 12px;\r\n  }\r\n\r\n  .gv-product-top h3 {\r\n    margin: 0;\r\n    font-size: 19px;\r\n  }\r\n\r\n  .gv-product-tag {\r\n    flex: 0 0 auto;\r\n    background: var(--gv-soft);\r\n    color: 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 cursor: pointer;\r\n    font-weight: 900;\r\n    color: var(--gv-text);\r\n  }\r\n\r\n  .gv-faq p {\r\n    margin: 12px 0 0;\r\n    color: var(--gv-muted);\r\n  }\r\n\r\n  .gv-footer-cta {\r\n    text-align: center;\r\n    background:\r\n      radial-gradient(circle at top left, rgba(242,165,26,.18), transparent 36%),\r\n      linear-gradient(135deg, #043B33, #0B6B5C);\r\n    color: #fff;\r\n    border-radius: 30px;\r\n    padding: 46px 24px;\r\n  }\r\n\r\n  .gv-footer-cta h2 {\r\n    color: #fff;\r\n    font-size: clamp(28px, 3vw, 40px);\r\n    margin: 0 0 12px;\r\n  }\r\n\r\n  .gv-footer-cta p {\r\n    color: rgba(255,255,255,.80);\r\n    max-width: 760px;\r\n    margin: 0 auto 24px;\r\n  }\r\n\r\n  @media (max-width: 980px) {\r\n    .gv-hero-grid,\r\n    .gv-grid-4,\r\n    .gv-grid-3,\r\n    .gv-grid-2 {\r\n      grid-template-columns: 1fr 1fr;\r\n    }\r\n  }\r\n\r\n  @media (max-width: 680px) {\r\n    .gv-hero-grid,\r\n    .gv-grid-4,\r\n    .gv-grid-3,\r\n    .gv-grid-2,\r\n    .gv-hero-list {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .gv-section {\r\n      padding: 48px 0;\r\n    }\r\n\r\n    .gv-hero {\r\n      padding: 56px 0;\r\n    }\r\n\r\n    .gv-rfq-box {\r\n      padding: 24px;\r\n    }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"gensei-vitamin-page\">\r\n\r\n  <section class=\"gv-hero\">\r\n    <div class=\"gv-container gv-hero-grid\">\r\n      <div>\r\n        <div class=\"gv-eyebrow\">China Vitamin Raw Materials Supplier \u00b7 Bulk Powder & Oil<\/div>\r\n\r\n        <h1>Vitamin Raw Materials Supplier for Bulk Powders, Oils & Derivatives<\/h1>\r\n\r\n        <p>\r\n          Gensei supplies bulk vitamin ingredients for dietary supplements, food fortification,\r\n          beverage, cosmetic, pharmaceutical and feed applications. Typical supply includes\r\n          Vitamin A, B-complex, C, D2, D3, E, 5-MTHF, P5P, R5P, folate ingredients and custom vitamin premixes.\r\n        <\/p>\r\n\r\n        <ul class=\"gv-hero-list\">\r\n          <li>COA \/ MSDS \/ TDS available by batch<\/li>\r\n          <li>Food, USP, EP, FCC and feed grade options<\/li>\r\n          <li>1 kg sample order to ton-level bulk supply<\/li>\r\n          <li>China factory sourcing with export documentation<\/li>\r\n        <\/ul>\r\n\r\n        <div class=\"gv-cta-row\">\r\n          <a class=\"gv-btn gv-btn-primary\" href=\"https:\/\/collagensei.com\/contact-us\/\">Request COA & Quote<\/a>\r\n          <a class=\"gv-btn gv-btn-secondary\" href=\"#gv-products\">View Product List<\/a>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"gv-hero-card\">\r\n        <h2>Fast RFQ Information<\/h2>\r\n\r\n        <div class=\"gv-rfq-mini\">\r\n          <div>\r\n            <strong>Product<\/strong>\r\n            <span>Example: Vitamin C, D3 100,000 IU\/g, 5-MTHF Calcium, P5P, Natural Vitamin E<\/span>\r\n          <\/div>\r\n\r\n          <div>\r\n            <strong>Quantity<\/strong>\r\n            <span>Example: 1 kg sample, 25 kg drum, 100 kg, 500 kg, 1 MT<\/span>\r\n          <\/div>\r\n\r\n          <div>\r\n            <strong>Required Grade<\/strong>\r\n            <span>Food \/ USP \/ EP \/ FCC \/ Cosmetic \/ Feed grade<\/span>\r\n          <\/div>\r\n\r\n          <div>\r\n            <strong>Destination<\/strong>\r\n            <span>US, EU, Southeast Asia, Middle East, Latin America or your target market<\/span>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>One-Stop Vitamin Ingredient Sourcing for Manufacturers<\/h2>\r\n        <p>\r\n          Built for supplement brands, contract manufacturers, food factories, beverage developers,\r\n          cosmetic formulators and ingredient distributors who need stable vitamin raw material supply.\r\n        <\/p>\r\n\r\n        <div class=\"gv-badge-row\">\r\n          <span class=\"gv-badge\">Bulk Vitamin Powder<\/span>\r\n          <span class=\"gv-badge\">Vitamin Oil & Beadlets<\/span>\r\n          <span class=\"gv-badge\">Vitamin Derivatives<\/span>\r\n          <span class=\"gv-badge\">Premix Support<\/span>\r\n          <span class=\"gv-badge\">Export Documentation<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-4\">\r\n        <div class=\"gv-card\">\r\n          <h3>Batch Documents<\/h3>\r\n          <p>COA, MSDS\/SDS, TDS, specification sheet, allergen statement, non-GMO statement and testing support on request.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Flexible MOQ<\/h3>\r\n          <p>Typical MOQ starts from 1 kg for selected high-value vitamins and 25 kg for standard bulk vitamin powders.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Export Packaging<\/h3>\r\n          <p>Aluminum foil bag, carton, fiber drum, HDPE drum or customized packaging according to product stability.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Formula Support<\/h3>\r\n          <p>Support for capsules, tablets, gummies, beverages, powder blends, softgels, cosmetics and fortified foods.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section id=\"gv-products\" class=\"gv-section gv-section-light\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>Featured Vitamin Raw Materials<\/h2>\r\n        <p>\r\n          Click each ingredient to view the single product page. Specifications below are typical supplier-style references;\r\n          final quality standard, assay and documents should follow the actual batch COA.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-3\">\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>5-MTHF Calcium Powder<\/h3>\r\n            <span class=\"gv-product-tag\">Active Folate<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Typical CAS:<\/b> 151533-22-1<\/span>\r\n            <span><b>Specification:<\/b> 95.0% - 102.0%, USP grade option<\/span>\r\n            <span><b>MOQ:<\/b> 1 kg sample \/ 25 kg bulk<\/span>\r\n            <span><b>Package:<\/b> 1 kg\/bag, 25 kg\/drum<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/5-mthf-powder\/\">View 5-MTHF Powder \u2192<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>Calcium Folate Powder<\/h3>\r\n            <span class=\"gv-product-tag\">Folate Ingredient<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Typical Form:<\/b> Calcium folate \/ folinic acid calcium, subject to spec<\/span>\r\n            <span><b>Specification:<\/b> 95% - 102%, white to light yellow powder<\/span>\r\n            <span><b>MOQ:<\/b> 1 kg sample \/ 25 kg bulk<\/span>\r\n            <span><b>Documents:<\/b> COA, MSDS, TDS<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/calcium-folate-powder\/\">View Calcium Folate \u2192<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>Natural Vitamin E<\/h3>\r\n            <span class=\"gv-product-tag\">Natural Source<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Common Forms:<\/b> D-alpha tocopherol, mixed tocopherols, tocopheryl acetate<\/span>\r\n            <span><b>Specification:<\/b> 50%, 70%, 90%, 96% oil or powder<\/span>\r\n            <span><b>MOQ:<\/b> 5 kg sample \/ 25 kg bulk<\/span>\r\n            <span><b>Applications:<\/b> Softgel, oil blend, cosmetics, antioxidant formulas<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/natural-vitamin-e-manufacturer\/\">View Natural Vitamin E \u2192<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>Pyridoxal-5-Phosphate<\/h3>\r\n            <span class=\"gv-product-tag\">P5P \/ B6<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Typical CAS:<\/b> 41468-25-1<\/span>\r\n            <span><b>Specification:<\/b> 98% P5P monohydrate, fine powder<\/span>\r\n            <span><b>MOQ:<\/b> 1 kg sample \/ 25 kg bulk<\/span>\r\n            <span><b>Applications:<\/b> Capsules, tablets, sports nutrition, premix<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/pyridoxal-5-phosphate-powder\/\">View P5P Powder \u2192<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>Riboflavin-5-Phosphate<\/h3>\r\n            <span class=\"gv-product-tag\">R5P \/ B2<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Typical CAS:<\/b> 130-40-5<\/span>\r\n            <span><b>Specification:<\/b> Riboflavin sodium phosphate, EP\/BP option<\/span>\r\n            <span><b>MOQ:<\/b> 1 kg sample \/ 25 kg bulk<\/span>\r\n            <span><b>Appearance:<\/b> Yellow to orange crystalline powder<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/riboflavin-5-phosphate-manufacturer\/\">View R5P Manufacturer \u2192<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card gv-product-card\">\r\n          <div class=\"gv-product-top\">\r\n            <h3>Synthetic Vitamin E<\/h3>\r\n            <span class=\"gv-product-tag\">DL-alpha<\/span>\r\n          <\/div>\r\n          <div class=\"gv-product-meta\">\r\n            <span><b>Common Forms:<\/b> DL-alpha tocopheryl acetate oil \/ 50% powder<\/span>\r\n            <span><b>Typical CAS:<\/b> 7695-91-2 for DL-alpha tocopheryl acetate<\/span>\r\n            <span><b>MOQ:<\/b> 25 kg<\/span>\r\n            <span><b>Applications:<\/b> Softgel, tablet, feed, premix<\/span>\r\n          <\/div>\r\n          <a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/synthetic-vitamin-e-manufacturer\/\">View Synthetic Vitamin E \u2192<\/a>\r\n        <\/div>\r\n\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>Bulk Vitamin Product Matrix<\/h2>\r\n        <p>\r\n          A procurement-friendly overview for quick comparison of common forms, specifications,\r\n          MOQ, packaging and application directions.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-table-wrap\">\r\n        <table class=\"gv-table\">\r\n          <thead>\r\n            <tr>\r\n              <th>Product<\/th>\r\n              <th>Common Form<\/th>\r\n              <th>Typical CAS \/ Standard<\/th>\r\n              <th>Typical Specification<\/th>\r\n              <th>MOQ<\/th>\r\n              <th>Package<\/th>\r\n              <th>Application<\/th>\r\n              <th>Product Link<\/th>\r\n            <\/tr>\r\n          <\/thead>\r\n\r\n          <tbody>\r\n            <tr>\r\n              <td><strong>Vegan Vitamin D3<\/strong><\/td>\r\n              <td>Lichen-derived cholecalciferol powder \/ oil<\/td>\r\n              <td>CAS 67-97-0<\/td>\r\n              <td>100,000 IU\/g, 500,000 IU\/g, 1,000,000 IU\/g<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>1 kg\/bag, 5 kg\/tin, 25 kg\/drum<\/td>\r\n              <td>Vegan capsules, gummies, drops, tablets<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vegan-vitamin-d3-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin A<\/strong><\/td>\r\n              <td>Acetate, palmitate, beadlets, oil<\/td>\r\n              <td>Depends on form<\/td>\r\n              <td>325,000 IU\/g, 500,000 IU\/g, 1,000,000 IU\/g<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>Carton, fiber drum, nitrogen-protected oil drum<\/td>\r\n              <td>Softgels, capsules, tablets, feed premix<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-a-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin A Acetate<\/strong><\/td>\r\n              <td>Vitamin A acetate powder \/ oil<\/td>\r\n              <td>CAS 127-47-9<\/td>\r\n              <td>325,000 IU\/g or 500,000 IU\/g powder; oil spec by COA<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Capsules, tablets, powder blends, fortified foods<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-a-acetate-powder\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin A Palmitate<\/strong><\/td>\r\n              <td>Retinyl palmitate powder \/ oil<\/td>\r\n              <td>CAS 79-81-2<\/td>\r\n              <td>250,000 IU\/g, 500,000 IU\/g powder; high potency oil available<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Softgels, infant nutrition, fortified foods, cosmetics<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-a-palmitate-powder\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B Complex<\/strong><\/td>\r\n              <td>B1, B2, B3, B5, B6, B7, B9, B12 or custom blend<\/td>\r\n              <td>Custom formula<\/td>\r\n              <td>Single vitamin powder or premix according to formula<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>Foil bag, carton, drum<\/td>\r\n              <td>Tablets, capsules, energy formulas, gummies, beverages<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B1<\/strong><\/td>\r\n              <td>Thiamine HCl \/ thiamine mononitrate<\/td>\r\n              <td>CAS 67-03-8 for thiamine HCl<\/td>\r\n              <td>98.0% - 101.0%, USP\/EP\/FCC option<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Supplements, fortified foods, premix<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b1-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B3<\/strong><\/td>\r\n              <td>Niacinamide \/ nicotinic acid<\/td>\r\n              <td>CAS 98-92-0 for niacinamide<\/td>\r\n              <td>99.0% min, food\/cosmetic\/pharma grade options<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Supplements, fortified foods, skincare, energy formulas<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b3-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B5<\/strong><\/td>\r\n              <td>Calcium D-pantothenate \/ D-panthenol<\/td>\r\n              <td>CAS 137-08-6 for calcium pantothenate<\/td>\r\n              <td>98.0% - 101.0%, USP\/FCC option<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Capsules, tablets, cosmetics, premix<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b5-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B6<\/strong><\/td>\r\n              <td>Pyridoxine HCl \/ P5P<\/td>\r\n              <td>CAS 58-56-0 for pyridoxine HCl<\/td>\r\n              <td>98.0% - 101.0%; P5P 98% option<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>Foil bag, carton, drum<\/td>\r\n              <td>Sports nutrition, capsules, tablets, functional foods<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b6-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin B7<\/strong><\/td>\r\n              <td>D-biotin powder \/ biotin premix<\/td>\r\n              <td>CAS 58-85-5<\/td>\r\n              <td>1%, 2%, 10% premix or 98% pure grade<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>1 kg\/bag, 25 kg\/drum<\/td>\r\n              <td>Hair, skin & nail supplements, gummies, tablets<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b7-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin D<\/strong><\/td>\r\n              <td>D2, D3, vegan D3, powder, oil, beadlets<\/td>\r\n              <td>D2 CAS 50-14-6; D3 CAS 67-97-0<\/td>\r\n              <td>100,000 IU\/g, 500,000 IU\/g, 1,000,000 IU\/g<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>Light-resistant bag, tin, drum<\/td>\r\n              <td>Gummies, tablets, softgels, drops, feed<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-d-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin D2<\/strong><\/td>\r\n              <td>Ergocalciferol powder \/ oil<\/td>\r\n              <td>CAS 50-14-6<\/td>\r\n              <td>100,000 IU\/g or custom potency<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>Light-resistant bag, tin, drum<\/td>\r\n              <td>Fortified foods, tablets, capsules<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-d2-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin D3<\/strong><\/td>\r\n              <td>Cholecalciferol powder \/ oil \/ beadlets<\/td>\r\n              <td>CAS 67-97-0<\/td>\r\n              <td>100,000 IU\/g, 500,000 IU\/g, 1,000,000 IU\/g<\/td>\r\n              <td>1 kg - 25 kg<\/td>\r\n              <td>Light-resistant bag, tin, drum<\/td>\r\n              <td>Softgels, gummies, tablets, premix, feed<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-d3-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin E<\/strong><\/td>\r\n              <td>Natural E, synthetic E, tocopherol, tocopheryl acetate<\/td>\r\n              <td>Depends on form<\/td>\r\n              <td>50% powder, 70% oil, 90% oil, 96% oil, 98% oil<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/drum or 190 kg\/drum for oil<\/td>\r\n              <td>Softgel, cosmetics, antioxidant systems, feed<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-e-manufacturer\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n\r\n            <tr>\r\n              <td><strong>Vitamin C<\/strong><\/td>\r\n              <td>L-ascorbic acid, sodium ascorbate, calcium ascorbate<\/td>\r\n              <td>CAS 50-81-7 for L-ascorbic acid<\/td>\r\n              <td>99.0% min, USP\/EP\/BP\/FCC option<\/td>\r\n              <td>25 kg<\/td>\r\n              <td>25 kg\/carton or drum<\/td>\r\n              <td>Beverages, gummies, tablets, powder drinks, cosmetics<\/td>\r\n              <td><a class=\"gv-link\" href=\"https:\/\/collagensei.com\/vitamins-supplier\/vitamina-c\/\">Open \u2192<\/a><\/td>\r\n            <\/tr>\r\n          <\/tbody>\r\n        <\/table>\r\n      <\/div>\r\n\r\n      <div class=\"gv-note\">\r\n        Note: The specifications, MOQ and packaging above are typical commercial references for B2B vitamin ingredients.\r\n        Final values depend on product form, grade, stock status, destination regulation and the actual batch COA.\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section gv-section-light\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>Grades, Documents & Quality Control<\/h2>\r\n        <p>\r\n          For international ingredient buyers, documentation is often as important as price.\r\n          Gensei supports batch-based document review before shipment.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-3\">\r\n        <div class=\"gv-card\">\r\n          <h3>Available Grades<\/h3>\r\n          <ul>\r\n            <li>Food Grade<\/li>\r\n            <li>USP Grade<\/li>\r\n            <li>EP \/ BP Grade<\/li>\r\n            <li>FCC Grade<\/li>\r\n            <li>Cosmetic Grade<\/li>\r\n            <li>Feed Grade<\/li>\r\n            <li>Custom Premix Grade<\/li>\r\n          <\/ul>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Documents on Request<\/h3>\r\n          <ul>\r\n            <li>COA - Certificate of Analysis<\/li>\r\n            <li>MSDS \/ SDS<\/li>\r\n            <li>TDS \/ Specification Sheet<\/li>\r\n            <li>Allergen Statement<\/li>\r\n            <li>Non-GMO Statement<\/li>\r\n            <li>Halal \/ Kosher support where available<\/li>\r\n            <li>Country of Origin \/ Packing List \/ Invoice<\/li>\r\n          <\/ul>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Common Test Items<\/h3>\r\n          <ul>\r\n            <li>Assay \/ potency<\/li>\r\n            <li>Identification<\/li>\r\n            <li>Loss on drying<\/li>\r\n            <li>Heavy metals<\/li>\r\n            <li>Microbiology<\/li>\r\n            <li>Residual solvents where applicable<\/li>\r\n            <li>Particle size \/ mesh where applicable<\/li>\r\n          <\/ul>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>Vitamin Ingredient Applications<\/h2>\r\n        <p>\r\n          Choose vitamin forms according to your finished dosage form, solubility requirement,\r\n          stability target and regulatory market.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-3\">\r\n        <div class=\"gv-app-card\">\r\n          <h3>Dietary Supplements<\/h3>\r\n          <p>Capsules, tablets, softgels, gummies, powders and effervescent products.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">Vitamin C<\/span>\r\n            <span class=\"gv-pill\">D3<\/span>\r\n            <span class=\"gv-pill\">B Complex<\/span>\r\n            <span class=\"gv-pill\">5-MTHF<\/span>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"gv-app-card\">\r\n          <h3>Food & Beverage Fortification<\/h3>\r\n          <p>Functional drinks, dairy, cereals, bakery, nutrition bars and instant powders.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">Ascorbic Acid<\/span>\r\n            <span class=\"gv-pill\">B Vitamins<\/span>\r\n            <span class=\"gv-pill\">Folate<\/span>\r\n            <span class=\"gv-pill\">Vitamin D<\/span>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"gv-app-card\">\r\n          <h3>Cosmetics & Personal Care<\/h3>\r\n          <p>Skincare, brightening formulas, antioxidant systems and hair care formulas.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">Niacinamide<\/span>\r\n            <span class=\"gv-pill\">Panthenol<\/span>\r\n            <span class=\"gv-pill\">Vitamin E<\/span>\r\n            <span class=\"gv-pill\">Vitamin C Derivatives<\/span>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"gv-app-card\">\r\n          <h3>Pharmaceutical & Medical Nutrition<\/h3>\r\n          <p>High-standard tablets, capsules, oral liquids and nutritional formulas.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">B1<\/span>\r\n            <span class=\"gv-pill\">B6<\/span>\r\n            <span class=\"gv-pill\">B12<\/span>\r\n            <span class=\"gv-pill\">Folate<\/span>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"gv-app-card\">\r\n          <h3>Animal Nutrition<\/h3>\r\n          <p>Feed premix, pet nutrition, livestock formulas and aquaculture nutrition.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">Vitamin A<\/span>\r\n            <span class=\"gv-pill\">D3<\/span>\r\n            <span class=\"gv-pill\">E<\/span>\r\n            <span class=\"gv-pill\">K<\/span>\r\n          <\/div>\r\n        <\/div>\r\n\r\n        <div class=\"gv-app-card\">\r\n          <h3>Custom Premix<\/h3>\r\n          <p>Multi-vitamin blends based on dosage target, carrier, flowability and stability requirements.<\/p>\r\n          <div class=\"gv-pills\">\r\n            <span class=\"gv-pill\">Custom Formula<\/span>\r\n            <span class=\"gv-pill\">Carrier Matching<\/span>\r\n            <span class=\"gv-pill\">Particle Size<\/span>\r\n            <span class=\"gv-pill\">Batch COA<\/span>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section gv-section-light\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>Water-Soluble, Fat-Soluble, Natural & Synthetic Vitamins<\/h2>\r\n        <p>\r\n          A clear product classification helps buyers quickly find the right ingredient form.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-4\">\r\n        <div class=\"gv-card\">\r\n          <h3>Water-Soluble Vitamins<\/h3>\r\n          <p>Vitamin C and B-complex vitamins are commonly used in tablets, capsules, beverages, gummies and powder blends.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Fat-Soluble Vitamins<\/h3>\r\n          <p>Vitamin A, D, E and K are often supplied as oil, beadlets, spray-dried powder or stabilized premix.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Natural Vitamins<\/h3>\r\n          <p>Natural Vitamin E, vegan Vitamin D3 and selected plant-derived vitamin ingredients are available for clean-label formulas.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Synthetic Vitamins<\/h3>\r\n          <p>Synthetic forms are widely used for stable supply, competitive price and consistent specifications in mass production.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>How We Handle Vitamin Raw Material Orders<\/h2>\r\n        <p>\r\n          This process is designed for B2B ingredient buyers who need specification confirmation,\r\n          document review and stable export shipment.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-grid-3 gv-process\">\r\n        <div class=\"gv-card\">\r\n          <h3>Specification Confirmation<\/h3>\r\n          <p>Confirm product form, assay, grade, application, target market and required documents.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Sample & COA Review<\/h3>\r\n          <p>Provide sample availability, typical COA and technical documents for buyer evaluation.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Quotation<\/h3>\r\n          <p>Quote according to quantity, packaging, shipping terms, stock status and destination country.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Batch Reservation<\/h3>\r\n          <p>Reserve batch after order confirmation and align production or stock preparation schedule.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Pre-Shipment Check<\/h3>\r\n          <p>Confirm label, package, batch number, COA, packing list and logistics information.<\/p>\r\n        <\/div>\r\n\r\n        <div class=\"gv-card\">\r\n          <h3>Export Delivery<\/h3>\r\n          <p>Ship by express, air freight, sea freight or customer-designated forwarder.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section gv-section-light\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-rfq-box\">\r\n        <div class=\"gv-grid-2\">\r\n          <div>\r\n            <h2>Request a Bulk Vitamin Quote<\/h2>\r\n            <p>\r\n              Send your required vitamin ingredient, specification, quantity and destination.\r\n              We will help confirm batch documents, price, MOQ, packaging and lead time.\r\n            <\/p>\r\n\r\n            <div class=\"gv-cta-row\">\r\n              <a class=\"gv-btn gv-btn-primary\" href=\"https:\/\/collagensei.com\/contact-us\/\">Send RFQ Now<\/a>\r\n              <a class=\"gv-btn gv-btn-secondary\" href=\"https:\/\/collagensei.com\/contact-us\/\">Contact Gensei<\/a>\r\n            <\/div>\r\n          <\/div>\r\n\r\n          <div>\r\n            <h3>Recommended RFQ Format<\/h3>\r\n            <ul class=\"gv-rfq-list\">\r\n              <li>Product name + exact form: powder, oil, beadlets or premix<\/li>\r\n              <li>Required grade: food, USP, EP, FCC, cosmetic or feed<\/li>\r\n              <li>Quantity: sample, 25 kg, 100 kg, 500 kg or 1 MT<\/li>\r\n              <li>Destination country and shipping term<\/li>\r\n              <li>Required documents: COA, MSDS, TDS, Halal, Kosher, Non-GMO<\/li>\r\n            <\/ul>\r\n          <\/div>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-section-title\">\r\n        <h2>FAQs About Bulk Vitamin Raw Materials<\/h2>\r\n        <p>\r\n          Practical answers for ingredient procurement, specification comparison and international sourcing.\r\n        <\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gv-faq\">\r\n        <details open>\r\n          <summary>What vitamin raw materials can Gensei supply?<\/summary>\r\n          <p>\r\n            Gensei supplies Vitamin A, B-complex vitamins, Vitamin C, Vitamin D2, Vitamin D3,\r\n            Vitamin E, folate ingredients, vitamin derivatives and custom vitamin premix ingredients.\r\n          <\/p>\r\n        <\/details>\r\n\r\n        <details>\r\n          <summary>Can you provide COA, MSDS and TDS?<\/summary>\r\n          <p>\r\n            Yes. COA, MSDS\/SDS, TDS, specification sheet and other supporting documents can be provided\r\n            according to the product, grade and actual batch.\r\n          <\/p>\r\n        <\/details>\r\n\r\n        <details>\r\n          <summary>What is the typical MOQ for vitamin ingredients?<\/summary>\r\n          <p>\r\n            For high-value ingredients such as 5-MTHF, P5P, R5P or Vitamin D3, trial MOQ may start from 1 kg.\r\n            For standard bulk ingredients such as Vitamin C, B1, B3, B5 or Vitamin A\/E powder, typical MOQ is 25 kg.\r\n          <\/p>\r\n        <\/details>\r\n\r\n        <details>\r\n          <summary>Do you supply both natural and synthetic vitamins?<\/summary>\r\n          <p>\r\n            Yes. Natural options include natural Vitamin E and vegan Vitamin D3. Synthetic options include\r\n            Vitamin C, B vitamins, synthetic Vitamin E, Vitamin A acetate, Vitamin A palmitate and other common vitamin ingredients.\r\n          <\/p>\r\n        <\/details>\r\n\r\n        <details>\r\n          <summary>Can you support custom vitamin premixes?<\/summary>\r\n          <p>\r\n            Yes. Custom vitamin premix support is available based on formula, potency target, carrier, dosage form,\r\n            application and document requirements.\r\n          <\/p>\r\n        <\/details>\r\n\r\n        <details>\r\n          <summary>How should vitamin raw materials be stored?<\/summary>\r\n          <p>\r\n            Most vitamin raw materials should be stored in sealed packaging, protected from heat, light, moisture and oxygen.\r\n            Specific storage conditions should follow the product label, TDS and batch COA.\r\n          <\/p>\r\n        <\/details>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"gv-section\">\r\n    <div class=\"gv-container\">\r\n      <div class=\"gv-footer-cta\">\r\n        <h2>Need a Reliable China Vitamin Raw Materials Supplier?<\/h2>\r\n        <p>\r\n          Send us your ingredient list and target specification. Gensei can help source bulk vitamin powders,\r\n          oils, derivatives and premix ingredients with commercial packaging and export support.\r\n        <\/p>\r\n        <a class=\"gv-btn gv-btn-primary\" href=\"https:\/\/collagensei.com\/contact-us\/\">Get Bulk Price & COA<\/a>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <script type=\"application\/ld+json\">\r\n  {\r\n    \"@context\": \"https:\/\/schema.org\",\r\n    \"@type\": \"CollectionPage\",\r\n    \"name\": \"Vitamin Raw Materials Supplier\",\r\n    \"description\": \"Bulk vitamin raw materials supplier for vitamin A, B-complex, C, D2, D3, E, folate ingredients, vitamin derivatives and premix ingredients.\",\r\n    \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/\",\r\n    \"mainEntity\": {\r\n      \"@type\": \"ItemList\",\r\n      \"itemListElement\": [\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 1,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/5-mthf-powder\/\",\r\n          \"name\": \"5-MTHF Powder\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 2,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/calcium-folate-powder\/\",\r\n          \"name\": \"Calcium Folate Powder\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 3,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/natural-vitamin-e-manufacturer\/\",\r\n          \"name\": \"Natural Vitamin E\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 4,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/pyridoxal-5-phosphate-powder\/\",\r\n          \"name\": \"Pyridoxal-5-Phosphate Powder\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 5,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/riboflavin-5-phosphate-manufacturer\/\",\r\n          \"name\": \"Riboflavin-5-Phosphate\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 6,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-a-manufacturer\/\",\r\n          \"name\": \"Vitamin A\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 7,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-b-manufacturer\/\",\r\n          \"name\": \"Vitamin B Complex\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 8,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-d3-manufacturer\/\",\r\n          \"name\": \"Vitamin D3\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 9,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/vitamin-e-manufacturer\/\",\r\n          \"name\": \"Vitamin E\"\r\n        },\r\n        {\r\n          \"@type\": \"ListItem\",\r\n          \"position\": 10,\r\n          \"url\": \"https:\/\/collagensei.com\/vitamins-supplier\/vitamina-c\/\",\r\n          \"name\": \"Vitamin C\"\r\n        }\r\n      ]\r\n    }\r\n  }\r\n  <\/script>\r\n\r\n  <script type=\"application\/ld+json\">\r\n  {\r\n    \"@context\": \"https:\/\/schema.org\",\r\n    \"@type\": \"FAQPage\",\r\n    \"mainEntity\": [\r\n      {\r\n        \"@type\": \"Question\",\r\n        \"name\": \"What vitamin raw materials can Gensei supply?\",\r\n        \"acceptedAnswer\": {\r\n          \"@type\": \"Answer\",\r\n          \"text\": \"Gensei supplies Vitamin A, B-complex vitamins, Vitamin C, Vitamin D2, Vitamin D3, Vitamin E, folate ingredients, vitamin derivatives and custom vitamin premix ingredients.\"\r\n        }\r\n      },\r\n      {\r\n        \"@type\": \"Question\",\r\n        \"name\": \"Can you provide COA, MSDS and TDS?\",\r\n        \"acceptedAnswer\": {\r\n          \"@type\": \"Answer\",\r\n          \"text\": \"COA, MSDS or SDS, TDS, specification sheet and other supporting documents can be provided according to the product, grade and actual batch.\"\r\n        }\r\n      },\r\n      {\r\n        \"@type\": \"Question\",\r\n        \"name\": \"What is the typical MOQ for vitamin ingredients?\",\r\n        \"acceptedAnswer\": {\r\n          \"@type\": \"Answer\",\r\n          \"text\": \"For selected high-value ingredients such as 5-MTHF, P5P, R5P or Vitamin D3, trial MOQ may start from 1 kg. 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