{"id":4846,"date":"2025-03-20T13:45:04","date_gmt":"2025-03-20T05:45:04","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=4846"},"modified":"2026-06-09T11:39:45","modified_gmt":"2026-06-09T03:39:45","slug":"nha-san-xuat-vitamin-d3","status":"publish","type":"page","link":"https:\/\/collagensei.com\/vi\/vitamins-supplier\/vitamin-d3-manufacturer\/","title":{"rendered":"Nh\u00e0 s\u1ea3n xu\u1ea5t vitamin D3"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"4846\" class=\"elementor elementor-4846\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa9a63a e-con-full e-flex e-con e-parent\" data-id=\"fa9a63a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8da0e65 elementor-widget elementor-widget-html\" data-id=\"8da0e65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<div 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.gvd3-final-cta .gvd3-btn {\r\n  background: #ffffff;\r\n  color: #284a65;\r\n  border-color: #ffffff;\r\n  white-space: nowrap;\r\n}\r\n.gensei-vitamin-d3-page .gvd3-disclaimer {\r\n  margin-top: 24px;\r\n  color: #5f6f78;\r\n  font-size: 13px;\r\n  line-height: 1.55;\r\n}\r\n@media (max-width: 920px) {\r\n  .gensei-vitamin-d3-page .gvd3-hero-grid,\r\n  .gensei-vitamin-d3-page .gvd3-final-cta {\r\n    grid-template-columns: 1fr;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-grid-3 {\r\n    grid-template-columns: 1fr 1fr;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-application-grid {\r\n    grid-template-columns: 1fr 1fr;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-hero-title {\r\n    font-size: 42px;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-section-title,\r\n  .gensei-vitamin-d3-page .gvd3-final-cta h2 {\r\n    font-size: 34px;\r\n  }\r\n}\r\n@media (max-width: 620px) {\r\n  .gensei-vitamin-d3-page .gvd3-hero {\r\n    padding: 52px 0 44px;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-section {\r\n    padding: 48px 0;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-grid-3,\r\n  .gensei-vitamin-d3-page .gvd3-application-grid {\r\n    grid-template-columns: 1fr;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-hero-title {\r\n    font-size: 34px;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-section-title,\r\n  .gensei-vitamin-d3-page .gvd3-final-cta h2 {\r\n    font-size: 28px;\r\n  }\r\n  .gensei-vitamin-d3-page .gvd3-final-cta {\r\n    padding: 30px 24px;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<div class=\"gvd3-hero\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-hero-grid\">\r\n      <div>\r\n        <div class=\"gvd3-eyebrow\">Bulk Cholecalciferol Supplement Ingredient Supplier<\/div>\r\n        <h1 class=\"gvd3-hero-title\">Vitamin D3 Manufacturer & Bulk Cholecalciferol Supplier<\/h1>\r\n        <p class=\"gvd3-hero-text\">\r\n          Gensei supplies <strong>Vitamin D3 powder<\/strong>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>Cholecalciferol<\/strong>, for dietary supplements, capsules, tablets, softgels, gummies, liquid drops, nutrition powders, multivitamins and premix manufacturing. We support supplement brands and contract manufacturers with bulk supply, custom IU\/g potency, COA, specification sheet, sample availability and global B2B sourcing support.\r\n        <\/p>\r\n\r\n        <div class=\"gvd3-cta-row\">\r\n          <a class=\"gvd3-btn gvd3-btn-primary\" href=\"\/vi\/lien-he-voi-chung-toi\/\">Y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/a>\r\n          <a class=\"gvd3-btn gvd3-btn-secondary\" href=\"\/vi\/lien-he-voi-chung-toi\/\">Request COA & Specification<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gvd3-badge-row\">\r\n          <span class=\"gvd3-badge\">Vitamin D3 Powder<\/span>\r\n          <span class=\"gvd3-badge\">Cholecalciferol<\/span>\r\n          <span class=\"gvd3-badge\">CAS 67-97-0<\/span>\r\n          <span class=\"gvd3-badge\">Supplement Grade<\/span>\r\n          <span class=\"gvd3-badge\">Bulk Ingredient Supply<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-hero-card\">\r\n        <h2 class=\"gvd3-card-title\">Product Highlights<\/h2>\r\n        <ul class=\"gvd3-check-list\">\r\n          <li>Bulk Vitamin D3 raw material for dietary supplement manufacturing<\/li>\r\n          <li>Cholecalciferol powder, oil dispersion, beadlet or customized premix options<\/li>\r\n          <li>Suitable for capsules, tablets, softgels, gummies, liquid drops, nutrition powders and multivitamins<\/li>\r\n          <li>Custom IU\/g potency options for different dosage forms and label targets<\/li>\r\n          <li>COA, specification sheet, SDS and technical documents available for qualified buyers<\/li>\r\n          <li>Bulk packaging, sample support and export coordination available<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">What Is Vitamin D3 Powder?<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Vitamin D3 powder is a fat-soluble vitamin ingredient used in dietary supplement and multivitamin formulations.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-highlight\">\r\n      <p>\r\n        <strong>Vitamin D3 powder<\/strong>, also called <strong>Cholecalciferol<\/strong>, is a Vitamin D ingredient used in supplement manufacturing. Vitamin D3 can be supplied as powder, beadlet, microencapsulated powder, water-dispersible powder, oil dispersion or custom premix depending on the formulation requirement. It is used in capsules, tablets, softgels, gummies, liquid drops, multivitamins, calcium formulas, nutrition powders and custom supplement premixes.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-grid-3\" style=\"margin-top:26px;\">\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">D3<\/div>\r\n        <h3>Cholecalciferol Ingredient<\/h3>\r\n        <p>Vitamin D3 is also known as cholecalciferol and is widely used as a Vitamin D source in supplement formulations.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">IU<\/div>\r\n        <h3>Custom IU Potency<\/h3>\r\n        <p>Vitamin D3 can be supplied in different IU\/g specifications depending on dosage form and label requirements.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">OEM<\/div>\r\n        <h3>Supplement Supply Focus<\/h3>\r\n        <p>Gensei focuses on B2B raw material supply for supplement brands, OEM factories and contract manufacturers.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section gvd3-section-soft\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Vitamin D3 Specification Options<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Final specifications depend on potency, carrier system, dosage form, packaging and destination market requirements.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-table-wrap\">\r\n      <table class=\"gvd3-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Tham s\u1ed1<\/th>\r\n            <th>Typical Options<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Product Category<\/td>\r\n            <td>Vitamin D3 Powder \/ Cholecalciferol Powder \/ D3 Supplement Ingredient<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Main Form<\/td>\r\n            <td>Cholecalciferol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Common Synonyms<\/td>\r\n            <td>Vitamin D3, Colecalciferol, Calciol, Cholecalciferol powder<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>S\u1ed1 CAS.<\/td>\r\n            <td>67-97-0<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>C\u00f4ng th\u1ee9c ph\u00e2n t\u1eed<\/td>\r\n            <td>C\u2082\u2087H\u2084\u2084O<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed<\/td>\r\n            <td>384,64 g\/mol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Available Formats<\/td>\r\n            <td>Powder, beadlet, microencapsulated powder, water-dispersible powder, oil dispersion or custom premix<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Typical Potency<\/td>\r\n            <td>100,000 IU\/g, 500,000 IU\/g, 1,000,000 IU\/g, high-potency oil or customized IU\/g upon request<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Typical Appearance<\/td>\r\n            <td>White to light yellow powder, beadlet or oil depending on specification<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Application Grade<\/td>\r\n            <td>Supplement-grade options for capsules, tablets, softgels, gummies, drops, powders and premixes<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/td>\r\n            <td>Multivitamins, calcium formulas, bone health supplement formulations, immune support supplement formulations, gummies, softgels, drops and nutrition powders<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Testing Items<\/td>\r\n            <td>Assay, identification, peroxide value, loss on drying, particle size, heavy metals, microbial limits and other parameters upon request<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Documents<\/td>\r\n            <td>COA, specification sheet, SDS, TDS, allergen statement, non-GMO statement and technical documents upon request<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>\u0110\u00f3ng g\u00f3i<\/td>\r\n            <td>1 kg, 5 kg, 10 kg, 20 kg, 25 kg drum\/carton or customized bulk packaging<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>L\u01b0u tr\u1eef<\/td>\r\n            <td>Store in a cool, dry, sealed and light-protected environment. Avoid heat, oxygen, moisture and direct sunlight.<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"gvd3-note\">\r\n      Note: This table is for B2B sourcing reference. Final specification, potency, carrier, packaging, shelf life and documentation should be confirmed according to the actual batch and purchase agreement.\r\n    <\/p>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Vitamin D3 vs. Vitamin D2<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Vitamin D3 and Vitamin D2 are both Vitamin D ingredients used in supplements, but they differ in source, positioning and formulation preference.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-table-wrap\">\r\n      <table class=\"gvd3-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Item<\/th>\r\n            <th>Vitamin D3<\/th>\r\n            <th>Vitamin D2<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>T\u00ean th\u00f4ng th\u01b0\u1eddng<\/td>\r\n            <td>Cholecalciferol<\/td>\r\n            <td>Ergocalciferol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>S\u1ed1 CAS.<\/td>\r\n            <td>67-97-0<\/td>\r\n            <td>50-14-6<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Common Positioning<\/td>\r\n            <td>Widely selected for many mainstream Vitamin D supplement formulas<\/td>\r\n            <td>Often selected when a formula specifically requires Ergocalciferol \/ Vitamin D2<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Available Formats<\/td>\r\n            <td>Powder, beadlet, microencapsulated powder, water-dispersible powder and oil dispersion<\/td>\r\n            <td>Powder, microencapsulated powder, water-dispersible powder, oil or premix depending on availability<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Supplement Applications<\/td>\r\n            <td>Capsules, tablets, softgels, gummies, drops, multivitamins and custom premixes<\/td>\r\n            <td>Capsules, tablets, gummies, drops, multivitamins and custom premixes<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>L\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t<\/td>\r\n            <td>When the finished supplement specifically requires Cholecalciferol \/ Vitamin D3<\/td>\r\n            <td>When the finished supplement specifically requires Ergocalciferol \/ Vitamin D2<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section gvd3-section-soft\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Powder, Oil and Premix Options<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Different Vitamin D3 formats support different supplement dosage forms and manufacturing processes.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-table-wrap\">\r\n      <table class=\"gvd3-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>\u0110\u1ecbnh d\u1ea1ng<\/th>\r\n            <th>Typical Features<\/th>\r\n            <th>Supplement Applications<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Standard Powder<\/td>\r\n            <td>Vitamin D3 ingredient in dry powder form for blending and encapsulation<\/td>\r\n            <td>Capsules, tablets, multivitamins and premix manufacturing<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Microencapsulated Powder<\/td>\r\n            <td>Vitamin D3 dispersed in a protective carrier system for dry blend applications<\/td>\r\n            <td>Tablets, capsules, gummies, nutrition powders and premixes<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Water-Dispersible Powder<\/td>\r\n            <td>Designed for improved dispersion in powder drink or aqueous-oriented systems<\/td>\r\n            <td>Drink powders, gummies, functional nutrition powders and premixes<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Oil Dispersion<\/td>\r\n            <td>Oil-compatible Vitamin D3 format for liquid or fat-soluble dosage forms<\/td>\r\n            <td>Softgels, liquid drops and oil-based supplement formulas<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Beadlet \/ Granular<\/td>\r\n            <td>Free-flowing particles designed for handling, blending and stability<\/td>\r\n            <td>Capsule filling, tablet compression and premix manufacturing<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>H\u1ed7n h\u1ee3p s\u1eb5n theo y\u00eau c\u1ea7u<\/td>\r\n            <td>Buyer-defined potency, carrier, ratio and processing requirements<\/td>\r\n            <td>OEM supplements, private label products and contract manufacturing<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Applications in Dietary Supplements<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Gensei supplies Vitamin D3 primarily for the dietary supplement and functional nutrition industry.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-application-grid\">\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>Vi\u00ean nang<\/strong>\r\n        <span>Used in Vitamin D3 capsules, multivitamins and calcium supplement formulas.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>M\u00e1y t\u00ednh b\u1ea3ng<\/strong>\r\n        <span>Suitable for compressed tablets, chewable tablets and daily supplement products.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>Vi\u00ean nang m\u1ec1m<\/strong>\r\n        <span>Oil dispersion forms can support fat-soluble softgel supplement products.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>K\u1eb9o d\u1ebbo<\/strong>\r\n        <span>Microencapsulated or dispersible forms may support gummy supplement manufacturing.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>Nh\u1eefng gi\u1ecdt l\u1ecfng<\/strong>\r\n        <span>Oil-based Vitamin D3 ingredients may be used in dropper and liquid supplement products.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>Multivitamins<\/strong>\r\n        <span>Used as a Vitamin D3 source in multivitamin and mineral supplement formulas.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>Nutrition Powders<\/strong>\r\n        <span>Can be used in drink powders, meal replacement powders and functional nutrition blends.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-app-item\">\r\n        <strong>OEM Supplements<\/strong>\r\n        <span>Supports private label and contract manufacturing projects requiring Vitamin D3.<\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section gvd3-section-soft\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">T\u1ea1i sao n\u00ean ch\u1ecdn Gensei l\u00e0m nh\u00e0 cung c\u1ea5p Vitamin D3 c\u1ee7a b\u1ea1n?<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Gensei provides procurement-oriented support for supplement brands and contract manufacturers sourcing Vitamin D3 powder and Cholecalciferol ingredients.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-grid-3\">\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">01<\/div>\r\n        <h3>Supplement-Focused Supply<\/h3>\r\n        <p>Our Vitamin D3 ingredient support is focused on dietary supplements, capsules, tablets, softgels, gummies, drops, nutrition powders and premixes.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">02<\/div>\r\n        <h3>Cholecalciferol Options<\/h3>\r\n        <p>Gensei can discuss Vitamin D3 powder, microencapsulated powder, oil dispersion, water-dispersible powder, beadlet and custom premix options.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">03<\/div>\r\n        <h3>Document Support<\/h3>\r\n        <p>COA, specification sheet, SDS, TDS, allergen statement and other technical documents can be provided for qualified B2B buyers.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">04<\/div>\r\n        <h3>Application Matching<\/h3>\r\n        <p>We help match potency, carrier, particle size and dispersibility with capsules, tablets, softgels, gummies, drops and powder formulas.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">05<\/div>\r\n        <h3>Bulk Packaging<\/h3>\r\n        <p>Bulk packaging can be arranged according to specification, order quantity, stability needs and shipping requirements.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">06<\/div>\r\n        <h3>Global Supply Support<\/h3>\r\n        <p>Gensei supports international supplement buyers with quotation, sample coordination, documentation and export shipment planning.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Quality Control & Documentation<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        For supplement raw material purchasing, batch documentation and quality testing are essential for supplier evaluation.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-grid-3\">\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">QC<\/div>\r\n        <h3>B\u1ea3ng ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n theo l\u00f4<\/h3>\r\n        <p>Certificate of Analysis can be provided to verify key batch parameters such as assay, identification and quality limits.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">TDS<\/div>\r\n        <h3>Specification Sheet<\/h3>\r\n        <p>Technical specifications help your R&D, purchasing and quality teams evaluate suitability before bulk purchase.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-card\">\r\n        <div class=\"gvd3-icon\">SDS<\/div>\r\n        <h3>Safety & Handling<\/h3>\r\n        <p>SDS and storage information can support internal handling, warehousing and supplement production planning.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-highlight\" style=\"margin-top:26px;\">\r\n      <p>\r\n        For best stability, Vitamin D3 ingredients should be stored in unopened original packaging under cool, dry and light-protected conditions. Buyers should confirm potency, carrier system, shelf life, packaging, assay method and storage conditions before placing bulk orders.\r\n      <\/p>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section gvd3-section-soft\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">Bulk Ordering Process<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Gensei helps supplement buyers move from specification review to quotation, sampling and shipment.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-process\">\r\n      <div class=\"gvd3-process-item\">\r\n        <span class=\"gvd3-process-number\">1<\/span>\r\n        <strong>Share Your Requirement<\/strong>\r\n        <span>Tell us your target Vitamin D3 format, IU\/g potency, dosage form, application, order quantity, packaging needs and destination market.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-process-item\">\r\n        <span class=\"gvd3-process-number\">2<\/span>\r\n        <strong>Confirm Specification<\/strong>\r\n        <span>Our team confirms available Cholecalciferol powder, oil dispersion, beadlet, dispersible powder or custom premix options for your project.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-process-item\">\r\n        <span class=\"gvd3-process-number\">3<\/span>\r\n        <strong>Review COA & Documents<\/strong>\r\n        <span>Qualified buyers can request COA, specification sheet, SDS and related technical documents before bulk ordering.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-process-item\">\r\n        <span class=\"gvd3-process-number\">4<\/span>\r\n        <strong>Quotation & Sample<\/strong>\r\n        <span>We provide pricing, MOQ, lead time, sample availability and shipping information based on the selected specification.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gvd3-process-item\">\r\n        <span class=\"gvd3-process-number\">5<\/span>\r\n        <strong>Bulk Order & Shipment<\/strong>\r\n        <span>Batch quality confirmation, packaging and export shipment coordination are arranged before delivery.<\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-section-head\">\r\n      <h2 class=\"gvd3-section-title\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\r\n      <p class=\"gvd3-section-desc\">\r\n        Common questions from supplement brands, OEM manufacturers, contract manufacturers and ingredient buyers.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gvd3-faq\">\r\n      <details open>\r\n        <summary>What is Vitamin D3 powder?<\/summary>\r\n        <p>Vitamin D3 powder, also known as Cholecalciferol powder, is a fat-soluble Vitamin D ingredient used in dietary supplements, capsules, tablets, softgels, gummies, liquid drops, multivitamins, nutrition powders and premixes.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the CAS number of Vitamin D3?<\/summary>\r\n        <p>The CAS number of Vitamin D3, also known as Cholecalciferol, is 67-97-0.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What forms of Vitamin D3 does Gensei supply?<\/summary>\r\n        <p>Gensei can discuss Cholecalciferol powder, beadlet, microencapsulated powder, water-dispersible powder, oil dispersion and custom premix options based on your supplement formula.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the difference between Vitamin D3 and Vitamin D2?<\/summary>\r\n        <p>Vitamin D3 is also called Cholecalciferol, while Vitamin D2 is called Ergocalciferol. Both may be used in supplements, but the best choice depends on product positioning, source requirements, dosage form and label target.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Is Vitamin D3 suitable for dietary supplements?<\/summary>\r\n        <p>Yes. Vitamin D3 is commonly used in dietary supplements, including capsules, tablets, softgels, gummies, liquid drops, multivitamins, nutrition powders and premixes.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can Vitamin D3 be used in gummies?<\/summary>\r\n        <p>Yes. Selected microencapsulated or water-dispersible Vitamin D3 forms may be used in gummy supplements. The final choice should consider dosage, taste, stability, processing temperature and formula compatibility.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can Vitamin D3 be used in softgels?<\/summary>\r\n        <p>Yes. Oil dispersion forms of Vitamin D3 can be considered for softgels and other oil-based supplement dosage forms. Please share your target potency and formula type for confirmation.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can I request COA and specification before ordering?<\/summary>\r\n        <p>Yes. Qualified B2B buyers can request COA, specification sheet, SDS and related technical documents before placing a bulk order.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the MOQ for Vitamin D3 powder?<\/summary>\r\n        <p>MOQ depends on the specific form, IU\/g potency, carrier system, packaging, stock status and destination market. Please contact Gensei with your required specification and purchase quantity for a detailed quotation.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Do you supply Vitamin D3 for medical or pharmaceutical use?<\/summary>\r\n        <p>This page is focused on B2B dietary supplement ingredient sourcing. If your project involves pharmaceutical, medical or regulated therapeutic applications, please confirm the required grade, documentation and regulatory pathway separately.<\/p>\r\n      <\/details>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gvd3-section gvd3-section-soft\">\r\n  <div class=\"gvd3-wrap\">\r\n    <div class=\"gvd3-final-cta\">\r\n      <div>\r\n        <h2>Source Bulk Vitamin D3 Powder from Gensei<\/h2>\r\n        <p>Looking for a Vitamin D3 manufacturer or bulk Cholecalciferol supplier for dietary supplements? Contact Gensei to request quotation, COA, specification sheet, MOQ, sample availability and global shipping support.<\/p>\r\n      <\/div>\r\n\r\n      <div>\r\n        <a class=\"gvd3-btn\" href=\"\/vi\/lien-he-voi-chung-toi\/\">Contact Supplier<\/a>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <p class=\"gvd3-disclaimer\">\r\n      Disclaimer: This product information is intended for B2B dietary supplement ingredient sourcing and formulation reference only. It is not intended to diagnose, treat, cure or prevent any disease. Final supplement claims, dosage, labeling, warning statements and market compliance should be reviewed according to applicable regulations in the destination market.\r\n    <\/p>\r\n  <\/div>\r\n<\/div>\r\n\r\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Bulk Cholecalciferol Supplement Ingredient Supplier Vitamin D3 Manufacturer &#038; Bulk Cholecalciferol Supplier Gensei supplies Vitamin D3 powder, also known as [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":4842,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","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-4846","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":"collagensei.com","author_link":"https:\/\/collagensei.com\/vi\/author\/collagensei\/"},"uagb_comment_info":0,"uagb_excerpt":"Bulk Cholecalciferol Supplement Ingredient Supplier Vitamin D3 Manufacturer &#038; Bulk Cholecalciferol Supplier Gensei supplies Vitamin D3 powder, also known as [&hellip;]","_links":{"self":[{"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/pages\/4846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/comments?post=4846"}],"version-history":[{"count":5,"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/pages\/4846\/revisions"}],"predecessor-version":[{"id":20914,"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/pages\/4846\/revisions\/20914"}],"up":[{"embeddable":true,"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/pages\/4842"}],"wp:attachment":[{"href":"https:\/\/collagensei.com\/vi\/wp-json\/wp\/v2\/media?parent=4846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}