{"id":14822,"date":"2026-01-08T13:38:53","date_gmt":"2026-01-08T05:38:53","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=14822"},"modified":"2026-09-29T13:27:38","modified_gmt":"2026-09-29T05:27:38","slug":"resveratrol-em-po","status":"publish","type":"page","link":"https:\/\/collagensei.com\/pt\/specialty-ingredients\/resveratrol-powder\/","title":{"rendered":"Resveratrol em p\u00f3"},"content":{"rendered":"\t\t
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\n\t\t\t\t\t\n\n\n\n\nResveratrol Powder | Polygonum Cuspidatum Extract Manufacturer<\/title>\n<meta name=\"description\" content=\"Resveratrol powder from Polygonum cuspidatum root extract, with a 100:1 extract ratio and defined analytical specifications for dietary supplement formulations.\">\n<\/head>\n<body>\n\n<style>\n.gensei-resveratrol-page{\n position:relative;\n left:50%;\n transform:translateX(-50%);\n width:100vw;\n max-width:100vw;\n overflow-x:clip;\n --g-blue:#356486;\n --g-blue-dark:#274d68;\n --g-blue-soft:#edf3f7;\n --g-ink:#1f2b33;\n --g-muted:#66737c;\n --g-line:#dbe3e8;\n --g-bg:#f7f9fa;\n --g-shadow:0 14px 36px rgba(38,70,91,.08);\n font-family:inherit;\n color:var(--g-ink);\n line-height:1.6;\n}\n\n.gensei-resveratrol-page *,\n.gensei-resveratrol-page *::before,\n.gensei-resveratrol-page *::after{\n box-sizing:border-box;\n}\n\n.gensei-resveratrol-page a{\n text-decoration:none;\n}\n\n.gensei-resveratrol-page .g-wrap{\n width:min(1320px,calc(100% - 48px));\n 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font-size:38px;\n }\n\n .gensei-resveratrol-page table{\n min-width:900px;\n }\n}\n<\/style>\n\n<div class=\"gensei-resveratrol-page\">\n\n <section class=\"g-hero\">\n <div class=\"g-wrap g-hero-grid\">\n\n <div>\n <p class=\"g-eyebrow\">Polyphenol Ingredient<\/p>\n\n <h1>Resveratrol Powder | Polygonum Cuspidatum Extract Manufacturer<\/h1>\n\n <p class=\"g-lead\">\n Resveratrol powder made from <strong>Polygonum cuspidatum<\/strong> root extract for dietary supplement\n formulations, with a defined extraction profile and analytical specification for ingredient evaluation.\n <\/p>\n\n <div class=\"g-actions\">\n <a class=\"g-btn g-btn-primary\" href=\"#resveratrol-inquiry\">Request a Quote<\/a>\n <\/div>\n <\/div>\n\n <div class=\"g-hero-image\">\n <div class=\"g-image-placeholder\">Resveratrol Powder Image<\/div>\n <img\n src=\"YOUR-RESVERATROL-IMAGE-URL\"\n alt=\"Resveratrol powder from Polygonum cuspidatum root extract\"\n loading=\"eager\"\n decoding=\"async\"\n onerror=\"this.style.display='none';\"\n \/>\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Product Information<\/p>\n <h2>Resveratrol Powder at a Glance<\/h2>\n <p>Core chemical identity and botanical source information.<\/p>\n <\/div>\n\n <div class=\"g-overview\">\n\n <div class=\"g-overview-item\">\n <span>CAS No.<\/span>\n <strong>501-36-0<\/strong>\n <\/div>\n\n <div class=\"g-overview-item\">\n <span>Molecular Formula<\/span>\n <strong>C14H12O3<\/strong>\n <\/div>\n\n <div class=\"g-overview-item\">\n <span>Molecular Weight<\/span>\n <strong>228.24 g\/mol<\/strong>\n <\/div>\n\n <div class=\"g-overview-item\">\n <span>Plant Part<\/span>\n <strong>Root<\/strong>\n <\/div>\n\n <div class=\"g-overview-item\">\n <span>Botanical Source<\/span>\n <strong>Polygonum cuspidatum Sieb. Et Zucc.<\/strong>\n <\/div>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section g-section-soft\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Source & Extraction<\/p>\n <h2>Polygonum cuspidatum Root Extract<\/h2>\n <p>\n The ingredient is a defined root extract with a 100:1 extraction ratio and no carrier or excipient listed in the product specification.\n <\/p>\n <\/div>\n\n <div class=\"g-definition-grid\">\n\n <article class=\"g-info-card\">\n <h3>Botanical Source<\/h3>\n <p>\n The plant material is the root of Polygonum cuspidatum Sieb. Et Zucc., giving the ingredient a clearly defined botanical identity and plant part.\n <\/p>\n <\/article>\n\n <article class=\"g-info-card\">\n <h3>Extraction Profile<\/h3>\n <p>\n The extraction ratio is <strong>100:1<\/strong>. The listed solvent system uses ethyl acetate, ethanol and water.\n <\/p>\n <\/article>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section g-section-soft\" id=\"resveratrol-specification\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Technical Specification<\/p>\n <h2>Resveratrol Powder Specification<\/h2>\n <p>\n Analytical requirements covering active content, identity, physical characteristics, contaminants and microbiological quality.\n <\/p>\n <\/div>\n\n <div class=\"g-table-wrap\">\n\n <table>\n <thead>\n <tr>\n <th>Test Item<\/th>\n <th>Method<\/th>\n <th>Specification<\/th>\n <th>Result<\/th>\n <\/tr>\n <\/thead>\n\n <tbody>\n\n <tr class=\"g-group\">\n <td colspan=\"4\">Active Content & Identity<\/td>\n <\/tr>\n\n <tr>\n <td>Resveratrol<\/td>\n <td>HPLC<\/td>\n <td>\u226598.00%<\/td>\n <td class=\"g-result\">99.23%<\/td>\n <\/tr>\n\n <tr>\n <td>Emodin<\/td>\n <td>HPLC<\/td>\n <td>\u22641.0%<\/td>\n <td class=\"g-result\">\u22640.1%<\/td>\n <\/tr>\n\n <tr>\n <td>Identification<\/td>\n <td>TLC<\/td>\n <td>Specified by method<\/td>\n <td class=\"g-result\">Complies<\/td>\n <\/tr>\n\n <tr>\n <td>\u03b413C<\/td>\n <td>GB\/T 18932.1-2002<\/td>\n <td>-30.0 to -32.0\u2030<\/td>\n <td class=\"g-result\">-31.20\u2030<\/td>\n <\/tr>\n\n <tr class=\"g-group\">\n <td colspan=\"4\">Physical Properties<\/td>\n <\/tr>\n\n <tr>\n <td>Appearance<\/td>\n <td>Visual<\/td>\n <td>Off white to white powder with bitter odour and taste<\/td>\n <td class=\"g-result\">Complies<\/td>\n <\/tr>\n\n <tr>\n <td>Odor & Taste<\/td>\n <td>Visual & taste<\/td>\n <td>Characteristic<\/td>\n <td class=\"g-result\">Characteristic<\/td>\n <\/tr>\n\n <tr>\n <td>Loss on Drying<\/td>\n <td>GB\/T 5009.3<\/td>\n <td>\u22641.0%<\/td>\n <td class=\"g-result\">0.12%<\/td>\n <\/tr>\n\n <tr>\n <td>Sulphated Ash<\/td>\n <td>GB\/T 5009.4<\/td>\n <td>\u22640.5%<\/td>\n <td class=\"g-result\">0.21%<\/td>\n <\/tr>\n\n <tr>\n <td>Bulk Density<\/td>\n <td>USP <616><\/td>\n <td>35.0\u201350.0 g\/100 ml<\/td>\n <td class=\"g-result\">46.1 g\/100 ml<\/td>\n <\/tr>\n\n <tr>\n <td>Particle Size<\/td>\n <td>USP <786><\/td>\n <td>100% through 80 mesh<\/td>\n <td class=\"g-result\">100% Complies<\/td>\n <\/tr>\n\n <tr class=\"g-group\">\n <td colspan=\"4\">Solvent & Contaminant Controls<\/td>\n <\/tr>\n\n <tr>\n <td>Ethyl Acetate<\/td>\n <td>USP <34><\/td>\n <td>\u226410 ppm<\/td>\n <td class=\"g-result\"><10 ppm<\/td>\n <\/tr>\n\n <tr>\n <td>Heavy Metals<\/td>\n <td>GB\/T 5009.74<\/td>\n <td>\u226410 ppm<\/td>\n <td class=\"g-result\"><10 ppm<\/td>\n <\/tr>\n\n <tr>\n <td>Pesticide Residues<\/td>\n <td>USP <561><\/td>\n <td>Meet USP requirements<\/td>\n <td class=\"g-result\">Conforms<\/td>\n <\/tr>\n\n <tr>\n <td>Arsenic<\/td>\n <td>GB\/T 5009.11<\/td>\n <td>\u22642 ppm<\/td>\n <td class=\"g-result\"><2 ppm<\/td>\n <\/tr>\n\n <tr>\n <td>Mercury<\/td>\n <td>GB\/T 5009.17<\/td>\n <td>\u22640.1 ppm<\/td>\n <td class=\"g-result\"><0.1 ppm<\/td>\n <\/tr>\n\n <tr>\n <td>Cadmium<\/td>\n <td>GB\/T 5009.15<\/td>\n <td>\u22641 ppm<\/td>\n <td class=\"g-result\"><1 ppm<\/td>\n <\/tr>\n\n <tr>\n <td>Lead<\/td>\n <td>GB\/T 5009.12<\/td>\n <td>\u22643 ppm<\/td>\n <td class=\"g-result\"><3 ppm<\/td>\n <\/tr>\n\n <tr class=\"g-group\">\n <td colspan=\"4\">Microbiological Testing<\/td>\n <\/tr>\n\n <tr>\n <td>Total Plate Count<\/td>\n <td>GB\/T 4789.2<\/td>\n <td>\u22641,000 cfu\/g<\/td>\n <td class=\"g-result\">Complies<\/td>\n <\/tr>\n\n <tr>\n <td>Yeasts & Molds<\/td>\n <td>GB\/T 4789.15<\/td>\n <td>\u2264100 cfu\/g<\/td>\n <td class=\"g-result\">Complies<\/td>\n <\/tr>\n\n <tr>\n <td>E. coli<\/td>\n <td>GB\/T 4789.3<\/td>\n <td>Negative<\/td>\n <td class=\"g-result\">Negative<\/td>\n <\/tr>\n\n <tr>\n <td>Salmonella<\/td>\n <td>GB\/T 4789.4<\/td>\n <td>Negative<\/td>\n <td class=\"g-result\">Negative<\/td>\n <\/tr>\n\n <tr>\n <td>Staphylococcus<\/td>\n <td>GB\/T 4789.10<\/td>\n <td>Negative<\/td>\n <td class=\"g-result\">Negative<\/td>\n <\/tr>\n\n <\/tbody>\n <\/table>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Quality & Formulation<\/p>\n <h2>Key Considerations for Resveratrol Powder<\/h2>\n <p>\n Source, composition and physical properties all affect how a resveratrol extract is evaluated for a finished formulation.\n <\/p>\n <\/div>\n\n <div class=\"g-quality-grid\">\n\n <article class=\"g-quality-card\">\n <h3>Composition<\/h3>\n <p>\n Active content and Emodin are measured separately, providing a clearer composition profile than a single assay value alone.\n <\/p>\n <\/article>\n\n <article class=\"g-quality-card\">\n <h3>Powder Characteristics<\/h3>\n <p>\n Particle size, density, moisture and appearance are useful when assessing powder handling, blending and processing requirements.\n <\/p>\n <\/article>\n\n <article class=\"g-quality-card\">\n <h3>Contaminant Controls<\/h3>\n <p>\n Residual solvent, pesticide residues, heavy metals and microbiological limits are part of the ingredient quality profile.\n <\/p>\n <\/article>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section g-section-soft\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Application Areas<\/p>\n <h2>Resveratrol Powder Applications<\/h2>\n <p>\n This botanical powder can be evaluated in dry dietary supplement formats according to the needs of the finished product.\n <\/p>\n <\/div>\n\n <div class=\"g-application-grid\">\n\n <article class=\"g-application\">\n <h3>Capsules<\/h3>\n <p>\n A practical format where serving size, powder handling and ingredient compatibility are established during formulation.\n <\/p>\n <\/article>\n\n <article class=\"g-application\">\n <h3>Tablets<\/h3>\n <p>\n Can be evaluated when blending, processing and excipient compatibility fit the tablet manufacturing process.\n <\/p>\n <\/article>\n\n <article class=\"g-application\">\n <h3>Powder Blends<\/h3>\n <p>\n Suitable for review in dry blends and premixes where uniformity, flow, taste and moisture management matter.\n <\/p>\n <\/article>\n\n <article class=\"g-application\">\n <h3>Sachets & Stick Packs<\/h3>\n <p>\n Development should consider powder dispersion, taste, flow and moisture control through filling and packaging.\n <\/p>\n <\/article>\n\n <article class=\"g-application\">\n <h3>Gummies & Chewables<\/h3>\n <p>\n Formulation work should consider the ingredient's characteristic bitter taste and compatibility with the finished matrix.\n <\/p>\n <\/article>\n\n <article class=\"g-application\">\n <h3>Custom Supplement Formulas<\/h3>\n <p>\n The ingredient can be assessed against a defined specification for customized dietary supplement products.\n <\/p>\n <\/article>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Formulation Review<\/p>\n <h2>Selecting a Resveratrol Extract<\/h2>\n <p>\n A suitable grade should match the intended application, source requirements and analytical specification.\n <\/p>\n <\/div>\n\n <div class=\"g-selection\">\n\n <div class=\"g-selection-main\">\n <h3>What to Review<\/h3>\n\n <p>\n Different resveratrol products may vary in botanical source, assay, impurity profile and physical behavior.\n Reviewing these points early helps align the ingredient with the finished product.\n <\/p>\n\n <div class=\"g-selection-list\">\n\n <div class=\"g-selection-item\">\n <strong>Source<\/strong>\n <span>Confirm the botanical name and plant part when source-specific formulation or labeling requirements apply.<\/span>\n <\/div>\n\n <div class=\"g-selection-item\">\n <strong>Analytical Profile<\/strong>\n <span>Review active content, related compounds, solvent residue, contaminants and microbiological limits.<\/span>\n <\/div>\n\n <div class=\"g-selection-item\">\n <strong>Powder Handling<\/strong>\n <span>Consider particle size, density, flow and moisture behavior when matching the ingredient to production equipment.<\/span>\n <\/div>\n\n <div class=\"g-selection-item\">\n <strong>Finished Formula<\/strong>\n <span>Evaluate taste, dispersion, pH, processing conditions and stability in the actual formulation.<\/span>\n <\/div>\n\n <\/div>\n <\/div>\n\n <div class=\"g-selection-side\">\n <h3>Specification Support<\/h3>\n\n <p>\n Product information can be reviewed against the ingredient requirements before sample evaluation and formulation testing.\n <\/p>\n <\/div>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section g-section-soft\">\n <div class=\"g-wrap\">\n\n <div class=\"g-section-head\">\n <p class=\"g-kicker\">Documentation<\/p>\n <h2>Resveratrol Product Documentation<\/h2>\n <p>\n Documentation supports product specification review, formulation assessment and purchasing decisions.\n <\/p>\n <\/div>\n\n <div class=\"g-doc-grid\">\n\n <article class=\"g-doc\">\n <h3>Certificate of Analysis<\/h3>\n <p>\n Analytical data covers composition, physical properties, contaminants and microbiological quality.\n <\/p>\n <\/article>\n\n <article class=\"g-doc\">\n <h3>Source Information<\/h3>\n <p>\n Product information defines the botanical material, plant part, extraction ratio, solvent system and carrier status.\n <\/p>\n <\/article>\n\n <article class=\"g-doc\">\n <h3>Testing Methods<\/h3>\n <p>\n The specification uses HPLC, TLC, USP procedures and applicable GB\/T methods for product evaluation.\n <\/p>\n <\/article>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-section\">\n <div class=\"g-wrap\">\n\n <div class=\"g-packaging\">\n\n <article class=\"g-pack-card\">\n <p class=\"g-kicker\">Packaging<\/p>\n <h3>25 KG \/ Drum<\/h3>\n <p>\n The product is packed in a drum with double plastic bags inside for storage and handling.\n <\/p>\n <div class=\"g-pack-value\">25 KG \/ Drum<\/div>\n <\/article>\n\n <article class=\"g-pack-card\">\n <p class=\"g-kicker\">Storage<\/p>\n <h3>Cool, Dry & Protected<\/h3>\n\n <ul class=\"g-storage-list\">\n <li>Store in a cool and dry place.<\/li>\n <li>Keep away from direct light and heat.<\/li>\n <li>Do not freeze.<\/li>\n <\/ul>\n <\/article>\n\n <\/div>\n\n <\/div>\n <\/section>\n\n <section class=\"g-inquiry-section\" id=\"resveratrol-inquiry\">\n <div class=\"g-wrap g-inquiry-grid\">\n\n <div class=\"g-inquiry-copy\">\n\n <div class=\"g-inquiry-pill\">Resveratrol Ingredient Inquiry<\/div>\n\n <h2>Request Resveratrol Pricing & Product Information<\/h2>\n\n <p>\n Share your required quantity, specification, application and destination so the appropriate product information\n can be reviewed for your project.\n <\/p>\n\n <div class=\"g-inquiry-points\">\n <span class=\"g-inquiry-point\">Specification<\/span>\n <span class=\"g-inquiry-point\">COA<\/span>\n <span class=\"g-inquiry-point\">Packaging<\/span>\n <span 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