{"id":4868,"date":"2025-03-21T09:53:20","date_gmt":"2025-03-21T01:53:20","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=4868"},"modified":"2026-06-11T15:35:45","modified_gmt":"2026-06-11T07:35:45","slug":"n-acetyl-l-cysteine-en-poudre","status":"publish","type":"page","link":"https:\/\/collagensei.com\/fr\/bulk-amino-acids-raw-material-supplier\/n-acetyl-l-cysteine-powder\/","title":{"rendered":"N-Ac\u00e9tyl-L-Cyst\u00e9ine en poudre"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"4868\" class=\"elementor elementor-4868\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d9eb48b e-con-full e-flex e-con e-parent\" data-id=\"d9eb48b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-93831b1 elementor-widget elementor-widget-html\" data-id=\"93831b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<div class=\"gensei-nac-page\">\r\n\r\n<style>\r\n.gensei-nac-page {\r\n  font-family: inherit;\r\n  color: #263238;\r\n  line-height: 1.65;\r\n  background: #ffffff;\r\n  position: relative;\r\n  width: 100vw;\r\n  max-width: 100vw;\r\n  left: 50%;\r\n  right: 50%;\r\n  margin-left: -50vw;\r\n  margin-right: -50vw;\r\n  overflow: hidden;\r\n}\r\n.gensei-nac-page * { box-sizing: border-box; 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}\r\n  .gensei-nac-page .gnac-grid-3 { grid-template-columns: 1fr 1fr; }\r\n  .gensei-nac-page .gnac-application-grid { grid-template-columns: 1fr 1fr; }\r\n  .gensei-nac-page .gnac-hero-title { font-size: 42px; }\r\n  .gensei-nac-page .gnac-section-title,\r\n  .gensei-nac-page .gnac-final-cta h2 { font-size: 34px; }\r\n}\r\n@media (max-width:620px) {\r\n  .gensei-nac-page .gnac-hero { padding: 52px 0 44px; }\r\n  .gensei-nac-page .gnac-section { padding: 48px 0; }\r\n  .gensei-nac-page .gnac-grid-3,\r\n  .gensei-nac-page .gnac-application-grid { grid-template-columns: 1fr; }\r\n  .gensei-nac-page .gnac-hero-title { font-size: 34px; }\r\n  .gensei-nac-page .gnac-section-title,\r\n  .gensei-nac-page .gnac-final-cta h2 { font-size: 28px; }\r\n  .gensei-nac-page .gnac-final-cta { padding: 30px 24px; }\r\n}\r\n<\/style>\r\n\r\n<div class=\"gnac-hero\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-hero-grid\">\r\n      <div>\r\n        <div class=\"gnac-eyebrow\">Bulk Supplement Ingredient & Amino Acid Derivative Supplier<\/div>\r\n        <h1 class=\"gnac-hero-title\">N-Acetyl L-Cysteine Supplier & Bulk NAC Powder Manufacturer<\/h1>\r\n        <p class=\"gnac-hero-text\">\r\n          Gensei supplies <strong>N-Acetyl L-Cysteine Powder<\/strong>, also known as <strong>NAC<\/strong>, <strong>N-Acetylcysteine<\/strong> or <strong>Acetylcysteine<\/strong>, for supplement ingredient projects, capsules, tablets, powder blends, nutrition powders, drink powders and custom premix manufacturing. We support supplement brands and contract manufacturers with bulk supply, COA, specification sheet, sample availability, documentation review and global B2B sourcing support.\r\n        <\/p>\r\n\r\n        <div class=\"gnac-cta-row\">\r\n          <a class=\"gnac-btn gnac-btn-primary\" href=\"\/contact-us\/\">Request Quote<\/a>\r\n          <a class=\"gnac-btn gnac-btn-secondary\" href=\"\/contact-us\/\">Request COA & Specification<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"gnac-badge-row\">\r\n          <span class=\"gnac-badge\">N-Acetyl L-Cysteine Powder<\/span>\r\n          <span class=\"gnac-badge\">CAS 616-91-1<\/span>\r\n          <span class=\"gnac-badge\">C5H9NO3S<\/span>\r\n          <span class=\"gnac-badge\">NAC Ingredient<\/span>\r\n          <span class=\"gnac-badge\">B2B Supply<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-hero-card\">\r\n        <h2 class=\"gnac-card-title\">Product Highlights<\/h2>\r\n        <ul class=\"gnac-check-list\">\r\n          <li>Bulk N-Acetyl L-Cysteine raw material for supplement ingredient sourcing<\/li>\r\n          <li>Available as white to off-white crystalline powder or free-flowing powder<\/li>\r\n          <li>Suitable for capsules, tablets, powder blends, drink powders, nutrition powders and custom premixes<\/li>\r\n          <li>Food-grade, supplement-grade or customized specification options available according to requirement<\/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          <li>Target-market compliance review is recommended before finished product launch<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gnac-section\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">What Is N-Acetyl L-Cysteine Powder?<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        N-Acetyl L-Cysteine powder is a cysteine derivative used in supplement ingredient and functional nutrition product development.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-highlight\">\r\n      <p>\r\n        <strong>N-Acetyl L-Cysteine Powder<\/strong>, commonly abbreviated as <strong>NAC<\/strong>, is an acetylated form of L-cysteine used in supplement ingredient sourcing and formulation projects. It is typically supplied as a white to off-white crystalline powder and used in capsules, tablets, powder blends, drink powders, nutrition powders and custom premixes. For B2B procurement, buyers usually evaluate NAC by assay, identity, grade, particle size, odor profile, solubility, heavy metals, microbiology, documentation, packaging, stability and destination market requirements.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-grid-3\" style=\"margin-top:26px;\">\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-icon\">NAC<\/div>\r\n        <h3>Cysteine Derivative<\/h3>\r\n        <p>N-Acetyl L-Cysteine is used as a supplement ingredient in capsules, tablets, powder blends and functional nutrition formulations.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-icon\">C5<\/div>\r\n        <h3>Clear Technical Identity<\/h3>\r\n        <p>N-Acetyl L-Cysteine has CAS 616-91-1, formula C5H9NO3S and molecular weight about 163.20 g\/mol.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-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=\"gnac-section gnac-section-soft\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">N-Acetyl L-Cysteine Specification Options<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        Final specifications depend on grade, assay, particle size, packaging and destination market requirements.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-table-wrap\">\r\n      <table class=\"gnac-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Parameter<\/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>N-Acetyl L-Cysteine Powder \/ NAC Supplement Ingredient<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Main Form<\/td>\r\n            <td>N-Acetyl L-Cysteine<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Common Synonyms<\/td>\r\n            <td>N-Acetyl-L-Cysteine, N-Acetylcysteine, Acetylcysteine, NAC, N-Acetyl Cysteine, L-Cysteine N-Acetyl Derivative<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>CAS No.<\/td>\r\n            <td>616-91-1<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Molecular Formula<\/td>\r\n            <td>C5H9NO3S<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Molecular Weight<\/td>\r\n            <td>163.20 g\/mol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Typical Appearance<\/td>\r\n            <td>White to off-white crystalline powder or free-flowing powder<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Typical Assay<\/td>\r\n            <td>98%, 98.5%, 99% or customized according to purchase specification and batch COA<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Grade Options<\/td>\r\n            <td>Food grade, supplement grade or customized grade according to project requirements and target-market review<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Common Applications<\/td>\r\n            <td>Capsules, tablets, powder blends, drink powders, nutrition powders, custom premixes and supplement ingredient projects<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Testing Items<\/td>\r\n            <td>Assay, identification, specific rotation, loss on drying, residue on ignition, heavy metals, microbial limits, related substances and particle size 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>Packaging<\/td>\r\n            <td>1 kg, 5 kg, 10 kg, 20 kg, 25 kg bag\/carton\/drum or customized bulk packaging<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Storage<\/td>\r\n            <td>Store in a cool, dry, sealed environment. Avoid heat, moisture, direct sunlight and repeated exposure to humid air.<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"gnac-note\">\r\n      Note: This table is for B2B sourcing reference. Final specification, assay, grade, packaging, shelf life and documentation should be confirmed according to the actual batch, purchase agreement and destination market requirements.\r\n    <\/p>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gnac-section\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">N-Acetyl L-Cysteine vs. L-Cysteine<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        N-Acetyl L-Cysteine and L-Cysteine are related sulfur-containing ingredients, but they differ in structure, positioning and formulation use.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-table-wrap\">\r\n      <table class=\"gnac-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Item<\/th>\r\n            <th>N-Acetyl L-Cysteine<\/th>\r\n            <th>L-Cysteine<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Composition<\/td>\r\n            <td>Acetylated derivative of L-cysteine<\/td>\r\n            <td>Free-form sulfur-containing amino acid<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Common Abbreviation<\/td>\r\n            <td>NAC<\/td>\r\n            <td>Cys<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Typical Positioning<\/td>\r\n            <td>Selected for supplement ingredient projects where NAC identity is required<\/td>\r\n            <td>Selected for formulas requiring L-cysteine or amino acid ingredient positioning<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Supplement Applications<\/td>\r\n            <td>Capsules, tablets, powder blends, drink powders and custom premixes<\/td>\r\n            <td>Capsules, tablets, amino acid blends, food or supplement projects depending on specification<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Buyer Note<\/td>\r\n            <td>Confirm CAS, assay, grade, odor profile, COA and target-market regulatory status before bulk sourcing<\/td>\r\n            <td>Do not substitute for NAC unless the formula, label and specification allow it<\/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=\"gnac-section gnac-section-soft\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">Applications in Supplement Products<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        Gensei supplies N-Acetyl L-Cysteine primarily for supplement ingredient projects, OEM formulas and functional nutrition products.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-application-grid\">\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Capsules<\/strong>\r\n        <span>Suitable for capsule formulas requiring N-Acetyl L-Cysteine as a named ingredient.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Tablets<\/strong>\r\n        <span>Can be used in compressed tablets with suitable excipient and process design.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Powder Blends<\/strong>\r\n        <span>Used in custom powder blends where taste, odor and compatibility are evaluated.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Drink Powders<\/strong>\r\n        <span>Can support powder drink concepts when flavor masking and stability are considered.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Nutrition Powders<\/strong>\r\n        <span>May be used in functional nutrition powder formulas according to product positioning.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Custom Premixes<\/strong>\r\n        <span>Supports multi-ingredient premix projects requiring clear NAC specification and documentation.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>Private Label<\/strong>\r\n        <span>Suitable for private label supplement projects after claim and label review.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-app-item\">\r\n        <strong>OEM Supplements<\/strong>\r\n        <span>Supports contract manufacturing projects requiring bulk NAC powder and batch documents.<\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"gnac-section\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">Why Choose Gensei as Your NAC Supplier?<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        Gensei provides procurement-oriented support for supplement brands and contract manufacturers sourcing N-Acetyl L-Cysteine powder.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"gnac-grid-3\">\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-icon\">01<\/div>\r\n        <h3>Supplement-Focused Supply<\/h3>\r\n        <p>Our NAC ingredient support is focused on supplement formulas, capsules, tablets, powder blends, drink powders, private label projects and premixes.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-icon\">02<\/div>\r\n        <h3>Specification Matching<\/h3>\r\n        <p>Gensei can discuss assay, grade, appearance, particle size, odor profile and packaging options according to finished-product requirements.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-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=\"gnac-card\">\r\n        <div class=\"gnac-icon\">04<\/div>\r\n        <h3>Application Matching<\/h3>\r\n        <p>We help match raw material attributes with capsules, tablets, powder blends, drink powders and custom premix applications.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-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=\"gnac-card\">\r\n        <div class=\"gnac-icon\">06<\/div>\r\n        <h3>Global Supply Support<\/h3>\r\n        <p>Gensei supports international 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=\"gnac-section gnac-section-soft\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">Quality Control & Documentation<\/h2>\r\n      <p class=\"gnac-section-desc\">\r\n        For N-Acetyl L-Cysteine 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=\"gnac-grid-3\">\r\n      <div class=\"gnac-card\">\r\n        <div class=\"gnac-icon\">QC<\/div>\r\n        <h3>Batch COA<\/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=\"gnac-card\">\r\n        <div class=\"gnac-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=\"gnac-card\">\r\n        <div class=\"gnac-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=\"gnac-highlight\" style=\"margin-top:26px;\">\r\n      <p>\r\n        N-Acetyl L-Cysteine powder should be protected from moisture and stored in unopened original packaging under cool, dry conditions. Buyers should confirm assay method, grade, related substances, odor profile, impurity limits, shelf life, packaging 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=\"gnac-section\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">Bulk Ordering Process<\/h2>\r\n      <p class=\"gnac-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=\"gnac-process\">\r\n      <div class=\"gnac-process-item\">\r\n        <span class=\"gnac-process-number\">1<\/span>\r\n        <strong>Share Your Requirement<\/strong>\r\n        <span>Tell us your target NAC grade, assay, dosage form, application, order quantity, packaging needs and destination market.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-process-item\">\r\n        <span class=\"gnac-process-number\">2<\/span>\r\n        <strong>Confirm Specification<\/strong>\r\n        <span>Our team confirms available N-Acetyl L-Cysteine powder options for your project based on target specification and market requirements.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"gnac-process-item\">\r\n        <span class=\"gnac-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=\"gnac-process-item\">\r\n        <span class=\"gnac-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=\"gnac-process-item\">\r\n        <span class=\"gnac-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=\"gnac-section gnac-section-soft\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-section-head\">\r\n      <h2 class=\"gnac-section-title\">Frequently Asked Questions<\/h2>\r\n      <p class=\"gnac-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=\"gnac-faq\">\r\n      <details open>\r\n        <summary>What is N-Acetyl L-Cysteine powder?<\/summary>\r\n        <p>N-Acetyl L-Cysteine powder, also known as NAC or N-Acetylcysteine, is an acetylated derivative of L-cysteine used in supplement ingredient projects, capsules, tablets, powder blends, drink powders and nutrition powders.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the CAS number of N-Acetyl L-Cysteine?<\/summary>\r\n        <p>The CAS number of N-Acetyl L-Cysteine is 616-91-1. Final confirmation should follow the actual specification and batch COA.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the molecular formula of NAC?<\/summary>\r\n        <p>The molecular formula of N-Acetyl L-Cysteine is C5H9NO3S, and its molecular weight is about 163.20 g\/mol.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What grades of N-Acetyl L-Cysteine can Gensei supply?<\/summary>\r\n        <p>Gensei can discuss food-grade, supplement-grade or customized N-Acetyl L-Cysteine options according to your target market, finished dosage form and documentation requirements.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Is N-Acetyl L-Cysteine suitable for supplement products?<\/summary>\r\n        <p>N-Acetyl L-Cysteine is used in supplement ingredient projects in some markets. Buyers should review destination-market regulations, product claims, label language and finished-product compliance before launch.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the difference between NAC and L-Cysteine?<\/summary>\r\n        <p>NAC is an acetylated derivative of L-cysteine, while L-Cysteine is the free-form amino acid. Buyers should not substitute one for the other unless the formula, label and specification allow it.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can NAC be used in capsules or tablets?<\/summary>\r\n        <p>Yes, selected NAC specifications may be used in capsules or tablets. The final choice should consider assay, odor profile, particle size, flowability, excipient compatibility and stability.<\/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 N-Acetyl L-Cysteine powder?<\/summary>\r\n        <p>MOQ depends on grade, assay, 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>How should NAC powder be stored?<\/summary>\r\n        <p>N-Acetyl L-Cysteine powder should generally be stored in a cool, dry and sealed environment. Avoid moisture, heat and direct sunlight to help maintain quality.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Do you supply NAC for medical or pharmaceutical use?<\/summary>\r\n        <p>This page is focused on B2B supplement ingredient sourcing. If your project involves pharmaceutical, medical food 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=\"gnac-section\">\r\n  <div class=\"gnac-wrap\">\r\n    <div class=\"gnac-final-cta\">\r\n      <div>\r\n        <h2>Source Bulk N-Acetyl L-Cysteine Powder from Gensei<\/h2>\r\n        <p>Looking for an NAC supplier or bulk N-Acetyl L-Cysteine powder manufacturer for supplement ingredient projects? 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=\"gnac-btn\" href=\"\/contact-us\/\">Contact Supplier<\/a>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <p class=\"gnac-disclaimer\">\r\n      Disclaimer: This product information is intended for B2B supplement ingredient sourcing and formulation reference only. It is not intended to diagnose, treat, cure or prevent any disease. NAC regulatory status may vary by destination market. Final supplement claims, dosage, labeling, warning statements, product classification 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<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"Product\",\r\n  \"name\": \"N-Acetyl L-Cysteine Powder\",\r\n  \"alternateName\": [\"NAC\", \"N-Acetylcysteine\", \"Acetylcysteine\", \"N-Acetyl-L-Cysteine\"],\r\n  \"description\": \"Bulk N-Acetyl L-Cysteine powder supplied for supplement ingredient projects, capsule, tablet, powder blend, drink powder and nutrition powder manufacturing.\",\r\n  \"brand\": {\r\n    \"@type\": \"Brand\",\r\n    \"name\": \"Gensei\"\r\n  },\r\n  \"manufacturer\": {\r\n    \"@type\": \"Organization\",\r\n    \"name\": \"Gensei Global Industries Co., Ltd\"\r\n  },\r\n  \"category\": \"Supplement Ingredient\",\r\n  \"additionalProperty\": \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<\/script>\r\n\r\n<\/div>\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>Bulk Supplement Ingredient &#038; Amino Acid Derivative Supplier N-Acetyl L-Cysteine Supplier &#038; Bulk NAC Powder Manufacturer Gensei supplies N-Acetyl L-Cysteine [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":4866,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"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-4868","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/pages\/4868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/comments?post=4868"}],"version-history":[{"count":3,"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/pages\/4868\/revisions"}],"predecessor-version":[{"id":21273,"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/pages\/4868\/revisions\/21273"}],"up":[{"embeddable":true,"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/pages\/4866"}],"wp:attachment":[{"href":"https:\/\/collagensei.com\/fr\/wp-json\/wp\/v2\/media?parent=4868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}