{"id":14822,"date":"2026-01-08T13:38:53","date_gmt":"2026-01-08T05:38:53","guid":{"rendered":"https:\/\/collagensei.com\/?page_id=14822"},"modified":"2026-09-09T17:10:11","modified_gmt":"2026-09-09T09:10:11","slug":"resveratrolo-in-polvere","status":"publish","type":"page","link":"https:\/\/collagensei.com\/it\/specialty-ingredients\/resveratrol-powder\/","title":{"rendered":"Resveratrolo in polvere"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"14822\" class=\"elementor elementor-14822\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-00def00 e-flex e-con-boxed e-con e-parent\" data-id=\"00def00\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3252a35 elementor-widget elementor-widget-html\" data-id=\"3252a35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<div class=\"gensei-resveratrol-page\">\r\n\r\n<style>\r\n.gensei-resveratrol-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-resveratrol-page * { box-sizing: border-box; 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}\r\n  .gensei-resveratrol-page .grv-grid-3 { grid-template-columns: 1fr 1fr; }\r\n  .gensei-resveratrol-page .grv-application-grid { grid-template-columns: 1fr 1fr; }\r\n  .gensei-resveratrol-page .grv-hero-title { font-size: 42px; }\r\n  .gensei-resveratrol-page .grv-section-title,\r\n  .gensei-resveratrol-page .grv-final-cta h2 { font-size: 34px; }\r\n}\r\n@media (max-width:620px) {\r\n  .gensei-resveratrol-page .grv-hero { padding: 52px 0 44px; }\r\n  .gensei-resveratrol-page .grv-section { padding: 48px 0; }\r\n  .gensei-resveratrol-page .grv-grid-3,\r\n  .gensei-resveratrol-page .grv-application-grid { grid-template-columns: 1fr; }\r\n  .gensei-resveratrol-page .grv-hero-title { font-size: 34px; }\r\n  .gensei-resveratrol-page .grv-section-title,\r\n  .gensei-resveratrol-page .grv-final-cta h2 { font-size: 28px; }\r\n  .gensei-resveratrol-page .grv-final-cta { padding: 30px 24px; }\r\n}\r\n<\/style>\r\n\r\n<div class=\"grv-hero\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-hero-grid\">\r\n      <div>\r\n        <div class=\"grv-eyebrow\">Bulk Polyphenol Supplement Ingredient Supplier<\/div>\r\n        <h1 class=\"grv-hero-title\">Resveratrol Powder Manufacturer & Bulk Trans-Resveratrol Supplier<\/h1>\r\n        <p class=\"grv-hero-text\">\r\n          Gensei fornisce <strong>Resveratrolo in polvere<\/strong>, noto anche come <strong>Trans-Resveratrol<\/strong>, <strong>Resveratrol Extract Powder<\/strong>, <strong>Polygonum cuspidatum Resveratrol<\/strong>, <strong>Japanese Knotweed Extract Resveratrol<\/strong>, <strong>Grape Skin Resveratrol<\/strong>, <strong>3,4\u2032,5-Trihydroxy-trans-stilbene<\/strong> o <strong>Trans-3,5,4\u2032-Trihydroxystilbene<\/strong>, for dietary supplement capsules, tablets, gummies, sachets, drink powders, antioxidant-positioned blends and custom premix manufacturing. We support supplement brands and contract manufacturers with bulk supply, HPLC purity review, COA, specification review, source documentation, sample coordination and global sourcing support.\r\n        <\/p>\r\n\r\n        <div class=\"grv-cta-row\">\r\n          <a class=\"grv-btn grv-btn-primary\" href=\"\/it\/contattateci\/\">Richiesta di preventivo<\/a>\r\n          <a class=\"grv-btn grv-btn-secondary\" href=\"\/it\/contattateci\/\">Richiesta di certificato di analisi e scheda tecnica<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"grv-badge-row\">\r\n          <span class=\"grv-badge\">Trans-Resveratrol<\/span>\r\n          <span class=\"grv-badge\">CAS 501-36-0<\/span>\r\n          <span class=\"grv-badge\">Analisi della purezza mediante HPLC<\/span>\r\n          <span class=\"grv-badge\">Polygonum \/ Grape \/ Fermentation Options<\/span>\r\n          <span class=\"grv-badge\">Grado del supplemento<\/span>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"grv-hero-card\">\r\n        <h2 class=\"grv-card-title\">Caratteristiche principali del prodotto<\/h2>\r\n        <ul class=\"grv-check-list\">\r\n          <li>Bulk trans-resveratrol raw material for dietary supplement and specialty polyphenol formula manufacturing<\/li>\r\n          <li>Available from Polygonum cuspidatum root, grape skin or fermentation-based sourcing routes according to project needs<\/li>\r\n          <li>HPLC purity, trans-isomer percentage, color, particle size and source identity can be reviewed according to specification and batch COA<\/li>\r\n          <li>Adatto a capsule, compresse, caramelle gommose, bustine, bevande in polvere, miscele con propriet\u00e0 antiossidanti e premiscele personalizzate per integratori<\/li>\r\n          <li>COA, scheda tecnica, SDS, TDS, dichiarazione sugli allergeni, dichiarazione di assenza di OGM e diagramma di flusso disponibili per gli acquirenti qualificati<\/li>\r\n          <li>Residual solvents, Emodin, heavy metals, microbiology, color consistency, solubility and stability should be reviewed before bulk purchase<\/li>\r\n          <li>Dedicata all\u2019approvvigionamento di ingredienti per integratori alimentari, non a fini medici, farmaceutici, cosmetici o terapeutici<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">What Is Resveratrol Powder?<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Resveratrol Powder is a polyphenol ingredient commonly supplied as trans-resveratrol for dietary supplement manufacturing.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-highlight\">\r\n      <p>\r\n        <strong>Resveratrolo in polvere<\/strong> is commonly sourced as trans-resveratrol, the trans-isomer form of resveratrol. It can be derived from Polygonum cuspidatum root, grape skin or fermentation-based production routes depending on the selected grade and label strategy. In B2B supplement sourcing, buyers usually evaluate Resveratrol Powder by CAS number, chemical identity, trans-isomer percentage, HPLC purity, botanical or fermentation source, color, particle size, bulk density, residual solvents, Emodin level, heavy metals, microbiology, solubility, flowability, documentation, packaging and destination market label requirements.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-grid-3\" style=\"margin-top:26px;\">\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">TR<\/div>\r\n        <h3>Trans-Isomer Focus<\/h3>\r\n        <p>Trans-resveratrol identity and trans\/cis isomer control should be confirmed by specification and batch documentation before supplier approval.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">HPLC<\/div>\r\n        <h3>Verifica della purezza e del titolo<\/h3>\r\n        <p>High-purity grades are commonly reviewed by HPLC assay, related substances, color, loss on drying and residual solvent profile.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">B2B<\/div>\r\n        <h3>Focus sull'approvvigionamento di integratori<\/h3>\r\n        <p>Gensei supports supplement brands, OEM factories and contract manufacturers with bulk resveratrol sourcing and technical documentation.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section grv-section-soft\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Resveratrol Powder Specification Options<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Final specifications depend on source, purity target, assay method, color grade, particle size, residual solvent profile, packaging and destination market requirements.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-table-wrap\">\r\n      <table class=\"grv-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Parametro<\/th>\r\n            <th>Opzioni tipiche per l'approvvigionamento B2B<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Categoria di prodotto<\/td>\r\n            <td>Resveratrol Powder \/ Trans-Resveratrol \/ Resveratrol Extract Powder \/ Polyphenol Supplement Ingredient<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Sinonimi comuni<\/td>\r\n            <td>Resveratrol, Trans-Resveratrol, 3,4\u2032,5-Trihydroxy-trans-stilbene, Trans-3,5,4\u2032-Trihydroxystilbene, Polygonum cuspidatum Resveratrol, Japanese Knotweed Extract Resveratrol, Grape Skin Resveratrol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Numero CAS<\/td>\r\n            <td>501-36-0<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Formula molecolare<\/td>\r\n            <td>C14H12O3<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Peso molecolare<\/td>\r\n            <td>228,24 g\/mol<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Opzioni di origine<\/td>\r\n            <td>Polygonum cuspidatum root extract, grape skin extract or fermentation-based trans-resveratrol according to label positioning and supply availability<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Purezza tipica<\/td>\r\n            <td>High-purity options such as 98%, 99% or higher HPLC may be discussed. Final purity and trans-isomer ratio should be confirmed by batch COA.<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Metodo di analisi<\/td>\r\n            <td>HPLC assay is commonly requested for purity, trans-resveratrol content and identity review. Additional testing can be discussed according to market requirements.<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Aspetto<\/td>\r\n            <td>White, off-white, beige, light yellow or brownish powder depending on purity, source, extraction route and impurity profile<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Dimensione delle particelle<\/td>\r\n            <td>Standard 80 mesh, fine powder, micronized option or customized particle size according to capsule, tablet, gummy or powder blend requirements<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Solubilit\u00e0<\/td>\r\n            <td>Solubility depends on grade and formula system. Buyers should test ethanol solubility, water dispersibility, suspension behavior, taste and stability in the actual dosage format.<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Adattabilit\u00e0 dell'applicazione<\/td>\r\n            <td>Integratori alimentari in capsule, compresse, caramelle gommose, bustine, bevande in polvere, miscele con propriet\u00e0 antiossidanti e premiscele personalizzate<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Key Impurity Review<\/td>\r\n            <td>Residual solvents, Emodin, related substances, anthraquinone impurities, color consistency and process-related impurities may be reviewed depending on source route<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Elementi di verifica<\/td>\r\n            <td>HPLC assay, identification, trans-isomer content, loss on drying, ash, particle size, residual solvents, Emodin, heavy metals, microbiology and stability indicators upon request<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Documenti<\/td>\r\n            <td>COA, specification sheet, SDS, TDS, allergen statement, non-GMO statement, vegan statement, source statement, flow chart, residual solvent report and technical files upon request<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Imballaggio<\/td>\r\n            <td>Sacchetto in foglio di alluminio, sacchetto di alluminio, bottiglia, confezione campione da 1 kg, cartone\/fusto da 5 kg, 10 kg, 20 kg o 25 kg a seconda della qualit\u00e0 e della quantit\u00e0 ordinata<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Immagazzinamento<\/td>\r\n            <td>Conservare il prodotto nella confezione sigillata in un ambiente fresco, asciutto e al riparo dalla luce. Evitare il calore, l\u2019umidit\u00e0, l\u2019esposizione diretta alla luce solare e i materiali incompatibili.<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <p class=\"grv-note\">\r\n      Note: This table is for B2B sourcing reference. Final source, purity, trans-isomer ratio, assay method, residual solvent profile, Emodin level, color, packaging, shelf life, regulatory status and documents 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=\"grv-section\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Resveratrol vs. Trans-Resveratrol vs. Grape Extract<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        These ingredients are often searched together, but they differ in identity, standardization, label positioning and formulation behavior.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-table-wrap\">\r\n      <table class=\"grv-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Articolo<\/th>\r\n            <th>Trans-Resveratrol<\/th>\r\n            <th>Polygonum cuspidatum Extract<\/th>\r\n            <th>Grape Skin \/ Grape Extract<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Posizionamento degli ingredienti<\/td>\r\n            <td>Defined trans-isomer compound with CAS number and HPLC purity review<\/td>\r\n            <td>Botanical extract commonly standardized to trans-resveratrol content<\/td>\r\n            <td>Grape-derived botanical ingredient that may contain resveratrol and other polyphenols<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Denominazione delle etichette<\/td>\r\n            <td>Trans-Resveratrol, Resveratrol or chemical name depending on documentation and market rules<\/td>\r\n            <td>Polygonum cuspidatum Extract, Japanese Knotweed Extract or Resveratrol Extract Powder<\/td>\r\n            <td>Grape Skin Extract, Grape Extract or Grape Resveratrol depending on source and marker assay<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Verifica dei principali acquirenti<\/td>\r\n            <td>Confirm CAS 501-36-0, HPLC purity, trans\/cis ratio, residual solvents, COA and market status<\/td>\r\n            <td>Confirm botanical source, extract ratio, trans-resveratrol assay, Emodin, residual solvents and heavy metals<\/td>\r\n            <td>Confirm grape source, marker content, polyphenol profile, pesticides, carrier and label suitability<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Note applicative<\/td>\r\n            <td>Viene comunemente valutato per capsule, compresse, bustine, bevande in polvere, caramelle gommose e miscele speciali<\/td>\r\n            <td>Commonly evaluated for botanical-positioned supplement capsules, tablets and powders<\/td>\r\n            <td>Commonly evaluated for grape-positioned antioxidant blends and botanical formulas<\/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=\"grv-section grv-section-soft\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Applicazioni nel settore degli integratori alimentari<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Gensei supplies Resveratrol Powder mainly for supplement and specialty nutrition projects rather than medical, pharmaceutical, cosmetic or therapeutic applications.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-application-grid\">\r\n      <div class=\"grv-app-item\">\r\n        <strong>Capsule<\/strong>\r\n        <span>Selected resveratrol specifications can be used in capsule formulas when serving size, bulk density and flowability are suitable.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Compresse<\/strong>\r\n        <span>Pu\u00f2 essere valutato per progetti di compresse in termini di compatibilit\u00e0 con gli eccipienti, comprimibilit\u00e0, effetto cromatico e test di stabilit\u00e0.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Bustine<\/strong>\r\n        <span>Adatto ai formati in polvere monodose, tenendo conto della dispersibilit\u00e0, del gusto, della scorrevolezza della polvere e del confezionamento.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Bevande in polvere<\/strong>\r\n        <span>\u00c8 possibile valutare le polveri pronte da miscelare verificandone la solubilit\u00e0, la sospensione, il pH, il sapore e la stabilit\u00e0.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Gomme<\/strong>\r\n        <span>Pu\u00f2 essere preso in considerazione per progetti che prevedono l'uso di gomma, ma \u00e8 necessario testare attentamente la resistenza al calore, il pH, il colore, la dispersione e la ritenzione del principio attivo.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Compresse masticabili<\/strong>\r\n        <span>Can be reviewed for chewable formulas where bitterness, color impact, particle size and mouthfeel are important.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Miscele per invecchiare in salute<\/strong>\r\n        <span>Can be combined with CoQ10, NMN, NAD, Urolithin A, vitamins or botanicals after formula and compliance review.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-app-item\">\r\n        <strong>Premix personalizzati<\/strong>\r\n        <span>Can support OEM supplement projects requiring a defined trans-resveratrol input and full documentation package.<\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Note sulla formulazione per i marchi di integratori alimentari<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Resveratrol selection should be aligned with source route, trans-isomer purity, dosage form, solubility strategy, color target, packaging, stability and destination market compliance.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-grid-3\">\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">01<\/div>\r\n        <h3>Trans-Isomer & Purity<\/h3>\r\n        <p>Confirm trans-resveratrol identity, HPLC purity, trans\/cis isomer ratio, CAS number and batch COA before approving a supplier.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">02<\/div>\r\n        <h3>Percorso di origine<\/h3>\r\n        <p>Compare Polygonum cuspidatum, grape skin and fermentation-based routes according to label strategy, impurity profile and market expectations.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">03<\/div>\r\n        <h3>Emodin & Impurity Review<\/h3>\r\n        <p>For knotweed-derived material, Emodin, anthraquinone impurities, residual solvents and related substances should be reviewed carefully.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">04<\/div>\r\n        <h3>Color & Particle Size<\/h3>\r\n        <p>Capsules, tablets, powders and gummies should be tested for color consistency, particle size, flowability and appearance impact.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">05<\/div>\r\n        <h3>Solubility & Taste<\/h3>\r\n        <p>Sachets, drink powders and gummies should be tested for dispersibility, sediment, bitterness, pH compatibility and active retention.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">06<\/div>\r\n        <h3>Analisi delle informazioni nutrizionali<\/h3>\r\n        <p>Final resveratrol amount, ingredient name, source declaration, serving size, warnings and other label details should be confirmed by the brand owner.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section grv-section-soft\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Why Choose Gensei as Your Resveratrol Powder Supplier?<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Gensei provides procurement-oriented support for supplement brands and contract manufacturers sourcing bulk trans-resveratrol powder.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-grid-3\">\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">B2B<\/div>\r\n        <h3>Fornitura incentrata sugli integratori<\/h3>\r\n        <p>Our Resveratrol Powder support is focused on capsules, tablets, gummies, sachets, drink powders, antioxidant blends and supplement premixes.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">SPEC<\/div>\r\n        <h3>Corrispondenza delle specifiche<\/h3>\r\n        <p>We help match HPLC purity, source route, trans-isomer ratio, color, particle size and application behavior to your project.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">COA<\/div>\r\n        <h3>Assistenza sui documenti<\/h3>\r\n        <p>COA, specification sheet, SDS, TDS, allergen statement, non-GMO statement, source statement and residual solvent reports can be provided for qualified buyers.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">Ricerca e sviluppo<\/div>\r\n        <h3>Corrispondenza delle candidature<\/h3>\r\n        <p>Offriamo supporto per qualsiasi discussione relativa a capsule, compresse, bustine, bevande in polvere, caramelle gommose, compresse masticabili e premiscele personalizzate per integratori.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">MOQ<\/div>\r\n        <h3>Assistenza per ordini all'ingrosso<\/h3>\r\n        <p>Le modalit\u00e0 di imballaggio, il quantitativo minimo ordinabile (MOQ), la disponibilit\u00e0 dei campioni, i tempi di consegna e i dettagli relativi alla spedizione possono essere concordati in base al volume del vostro progetto.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">GLB<\/div>\r\n        <h3>Coordinamento globale delle forniture<\/h3>\r\n        <p>Gensei assiste gli acquirenti internazionali nella preparazione dei preventivi, nel coordinamento dei campioni, nella gestione della documentazione e nella pianificazione delle spedizioni all'estero.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Controllo qualit\u00e0 e documentazione<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        For Resveratrol Powder raw material purchasing, HPLC assay, trans-isomer identity, impurity review, batch documentation and market compliance review are essential for supplier qualification.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-grid-3\">\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">QC<\/div>\r\n        <h3>Lotto COA<\/h3>\r\n        <p>Certificate of Analysis can verify key batch parameters such as HPLC assay, trans-resveratrol content, identification, loss on drying and microbial limits.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">IMP<\/div>\r\n        <h3>Analisi delle impurit\u00e0<\/h3>\r\n        <p>Residual solvents, Emodin, related substances, heavy metals, pesticides and process-related parameters should be reviewed before approval.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"grv-card\">\r\n        <div class=\"grv-icon\">DOC<\/div>\r\n        <h3>Documentazione relativa alla conformit\u00e0<\/h3>\r\n        <p>SDS, TDS, allergen statement, non-GMO statement, vegan statement, source statement, flow chart and residual solvent report can support supplier approval.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div class=\"grv-highlight\" style=\"margin-top:26px;\">\r\n      <p>\r\n        Buyers should confirm resveratrol source, CAS number, chemical name, trans-isomer content, HPLC purity, assay method, related substances, loss on drying, residual solvents, Emodin, heavy metals, microbiology, particle size, storage condition, packaging, shelf life, regulatory status and destination-market label requirements before placing bulk orders.\r\n      <\/p>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section grv-section-soft\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Procedura per gli ordini all'ingrosso<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Gensei aiuta gli acquirenti di integratori a passare dalla revisione delle specifiche alla richiesta di preventivo, alla fornitura di campioni e alla spedizione.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-process\">\r\n      <div class=\"grv-process-item\">\r\n        <span class=\"grv-process-number\">1<\/span>\r\n        <strong>Condividi le tue esigenze<\/strong>\r\n        <span>Tell us your target resveratrol source, trans-resveratrol purity, application, order quantity, documentation needs, packaging needs and destination market.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-process-item\">\r\n        <span class=\"grv-process-number\">2<\/span>\r\n        <strong>Conferma le specifiche<\/strong>\r\n        <span>Our team confirms available source route, HPLC purity, color grade, particle size, sample availability and documentation options.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-process-item\">\r\n        <span class=\"grv-process-number\">3<\/span>\r\n        <strong>Verifica del certificato di autenticit\u00e0 (COA) e dei documenti<\/strong>\r\n        <span>Gli acquirenti qualificati possono richiedere il certificato di autenticit\u00e0 (COA), la scheda tecnica, la scheda di sicurezza (SDS), la scheda tecnica del prodotto (TDS), la dichiarazione sugli allergeni, il rapporto sui solventi residui e la relativa documentazione tecnica.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-process-item\">\r\n        <span class=\"grv-process-number\">4<\/span>\r\n        <strong>Preventivo e campione<\/strong>\r\n        <span>Forniamo informazioni relative a prezzi, quantit\u00e0 minima ordinabile (MOQ), tempi di consegna, disponibilit\u00e0 dei campioni e spedizione in base alle specifiche selezionate.<\/span>\r\n      <\/div>\r\n\r\n      <div class=\"grv-process-item\">\r\n        <span class=\"grv-process-number\">5<\/span>\r\n        <strong>Ordini all'ingrosso e spedizioni<\/strong>\r\n        <span>Prima della consegna vengono organizzati il controllo di qualit\u00e0 dei lotti, l\u2019imballaggio e il coordinamento delle spedizioni per l\u2019esportazione.<\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-section-head\">\r\n      <h2 class=\"grv-section-title\">Domande frequenti<\/h2>\r\n      <p class=\"grv-section-desc\">\r\n        Domande frequenti poste da marchi di integratori, produttori OEM, produttori a contratto e acquirenti di ingredienti.\r\n      <\/p>\r\n    <\/div>\r\n\r\n    <div class=\"grv-faq\">\r\n      <details open>\r\n        <summary>Che cos\u2019\u00e8 il resveratrolo in polvere?<\/summary>\r\n        <p>La polvere di resveratrolo \u00e8 un ingrediente integrativo polifenolico comunemente fornito sotto forma di trans-resveratrolo. Pu\u00f2 essere ricavata dalla radice di Polygonum cuspidatum, dalla buccia dell\u2019uva o tramite processi di produzione basati sulla fermentazione, a seconda della qualit\u00e0 scelta e della strategia di etichettatura.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Qual \u00e8 il numero CAS del resveratrolo?<\/summary>\r\n        <p>Il numero CAS comunemente utilizzato per il trans-resveratrolo \u00e8 501-36-0. Gli acquirenti devono verificare l'identit\u00e0, il nome chimico, il metodo di analisi e le specifiche del prodotto sulla base della documentazione fornita dal fornitore e del certificato di analisi (COA) del lotto.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Qual \u00e8 la formula molecolare del resveratrolo?<\/summary>\r\n        <p>La formula molecolare comunemente indicata per il trans-resveratrolo \u00e8 C\u2081\u2084H\u2081\u2082O\u2083, con un peso molecolare di circa 228,24 g\/mol.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Qual \u00e8 la differenza tra il resveratrolo e il trans-resveratrolo?<\/summary>\r\n        <p>Il termine \"resveratrolo\" pu\u00f2 riferirsi in senso lato al composto nel suo complesso, mentre \"trans-resveratrolo\" indica l'isomero trans comunemente richiesto nell'approvvigionamento delle materie prime per gli integratori. Gli acquirenti dovrebbero verificare il rapporto trans\/cis e l'analisi HPLC tramite il certificato di analisi (COA) di ogni lotto.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Qual \u00e8 la differenza tra il resveratrolo in polvere e l'estratto di Polygonum cuspidatum?<\/summary>\r\n        <p>La polvere di resveratrolo pu\u00f2 essere un ingrediente a base di trans-resveratrolo ad alta purezza, mentre l'estratto di Polygonum cuspidatum \u00e8 un estratto botanico che pu\u00f2 essere standardizzato in base al contenuto di resveratrolo. Gli acquirenti dovrebbero verificare la provenienza, la composizione analitica, la presenza di emodina, i solventi residui e il certificato di analisi (COA).<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What is the difference between Resveratrol and Grape Extract?<\/summary>\r\n        <p>Trans-resveratrol is a defined compound, while grape extract is a botanical ingredient that may contain multiple polyphenols. Buyers should compare marker assay, source declaration, carrier, pesticide profile and label strategy before sourcing.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Is Resveratrol Powder water soluble?<\/summary>\r\n        <p>Resveratrol solubility depends on grade, particle size and formula system. Finished formula performance should be tested for solubility, dispersibility, sediment, taste, active retention and stability.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>What purity options are available for Resveratrol Powder?<\/summary>\r\n        <p>High-purity options such as 98%, 99% or higher HPLC may be available depending on source, grade and stock. Final purity should always be confirmed by actual batch COA.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can Resveratrol Powder be used in capsules or tablets?<\/summary>\r\n        <p>Yes. Selected resveratrol specifications can be evaluated for capsules and tablets when serving size, bulk density, flowability, excipient compatibility and stability are suitable.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can Resveratrol Powder be used in drink powders?<\/summary>\r\n        <p>Resveratrol can be evaluated for drink powders, sachets and stick packs, but formulators should review solubility, dispersibility, sediment, pH, flavor compatibility and active retention.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Can Resveratrol Powder be used in gummies?<\/summary>\r\n        <p>Resveratrol can be evaluated for gummy concepts, but heat, pH, color impact, dispersion, taste, active retention and packaging should be tested carefully before launch.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Is Resveratrol Powder vegan?<\/summary>\r\n        <p>Vegan suitability depends on source, processing aids, carriers and manufacturing conditions. Buyers should request a vegan statement if vegan label positioning is required.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>How should Resveratrol Powder be stored?<\/summary>\r\n        <p>Resveratrol Powder should generally be stored sealed in a cool, dry and light-protected environment. Avoid heat, moisture, direct sunlight and incompatible materials.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Quali documenti posso richiedere prima di effettuare l'ordine?<\/summary>\r\n        <p>Qualified B2B buyers can request COA, specification sheet, SDS, TDS, allergen statement, non-GMO statement, vegan statement, source statement, flow chart, residual solvent report, Emodin testing information and other technical files depending on the selected grade.<\/p>\r\n      <\/details>\r\n\r\n      <details>\r\n        <summary>Does Gensei supply Resveratrol Powder for medical or pharmaceutical use?<\/summary>\r\n        <p>Questa pagina \u00e8 dedicata all'approvvigionamento di ingredienti per integratori alimentari nel settore B2B. Se il vostro progetto riguarda applicazioni farmaceutiche, alimenti medici o terapeutiche, vi preghiamo di verificare separatamente il grado richiesto, la documentazione necessaria e il percorso normativo.<\/p>\r\n      <\/details>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\r\n\r\n<div class=\"grv-section grv-section-soft\">\r\n  <div class=\"grv-wrap\">\r\n    <div class=\"grv-final-cta\">\r\n      <div>\r\n        <h2>Source Bulk Resveratrol Powder from Gensei<\/h2>\r\n        <p>Looking for a Resveratrol Powder manufacturer or bulk trans-resveratrol supplier for dietary supplements? Contact Gensei to request quotation, COA, specification, HPLC purity, source statement, MOQ, sample availability and global shipping support.<\/p>\r\n      <\/div>\r\n\r\n      <div>\r\n        <a class=\"grv-btn\" href=\"\/it\/contattateci\/\">Contatta il fornitore<\/a>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <p class=\"grv-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. Resveratrol Powder ingredient selection should be reviewed by identity, source route, trans-isomer content, purity, assay method, residual solvents, Emodin level, stability, storage condition, label declaration, Supplement Facts requirements, warning statements, NDI or market-entry requirements, import requirements and destination-market regulations. Regulatory status and permitted claims may vary by country, platform and finished-product category. Final supplement claims, dosage, labeling, warning statements, ingredient declaration, 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<\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Bulk Polyphenol Supplement Ingredient Supplier Resveratrol Powder Manufacturer &#038; Bulk Trans-Resveratrol Supplier Gensei supplies Resveratrol Powder, also known as Trans-Resveratrol, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":4827,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-14822","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":"jiang, xu","author_link":"https:\/\/collagensei.com\/it\/author\/j-xu\/"},"uagb_comment_info":0,"uagb_excerpt":"Bulk Polyphenol Supplement Ingredient Supplier Resveratrol Powder Manufacturer &#038; Bulk Trans-Resveratrol Supplier Gensei supplies Resveratrol Powder, also known as Trans-Resveratrol, [&hellip;]","_links":{"self":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/14822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/comments?post=14822"}],"version-history":[{"count":7,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/14822\/revisions"}],"predecessor-version":[{"id":25581,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/14822\/revisions\/25581"}],"up":[{"embeddable":true,"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/pages\/4827"}],"wp:attachment":[{"href":"https:\/\/collagensei.com\/it\/wp-json\/wp\/v2\/media?parent=14822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}