Overview
Resveratrol powder is one of the most sought-after polyphenolic active ingredients in the global nutraceutical, functional food, and personal care industries. Derived primarily from the dried rhizomes and roots of Polygonum cuspidatum Sieb. et Zucc. (Japanese knotweed) and secondarily from grape skin and grape leaves, resveratrol is a naturally occurring stilbene compound renowned for its potent antioxidant properties. Whether you are a supplement brand formulator, a cosmetics manufacturer, or a bulk raw material distributor, sourcing high-purity resveratrol powder from a reliable, vertically integrated supplier is essential for product consistency, regulatory compliance, and end-consumer satisfaction.
The Extract Factory specializes in the production and global supply of both natural and synthetic resveratrol powder, offering specifications from 98% to 99% purity. With over 15 years of dedicated experience in plant extract manufacturing, our facility delivers batch-to-batch uniformity, comprehensive quality documentation, and flexible packaging solutions tailored to B2B clients worldwide.
Product Specifications
Natural Resveratrol Powder (Plant-Derived)
| Parameter | Details |
|---|---|
| Product Name | Natural Resveratrol (trans-Resveratrol) |
| Botanical Source | Rhizome of Polygonum cuspidatum (Japanese knotweed); also available from grape peel and grape leaves |
| Latin Name | Polygonum cuspidatum Sieb. et Zucc. |
| Specification | 98% resveratrol (HPLC) |
| Appearance | Light yellow to off-white fine powder |
| Particle Size | 80–120 mesh (customizable) |
| Solubility | Slightly soluble in water; readily soluble in ethanol, methanol, dimethyl sulfoxide (DMSO), and other organic solvents |
| Storage Conditions | Cool, dry, well-ventilated area; protect from light and moisture |
| Shelf Life | 24 months when stored properly |
| Packaging Options | 1 kg/bag, 5 kg/bag, 25 kg/drum (custom sizes available) |
Synthetic Resveratrol Powder
| Parameter | Details |
|---|---|
| Product Name | Synthetic Resveratrol |
| Chemical Formula | C₁₄H₁₂O₃ |
| Molecular Weight | 228.25 g/mol |
| CAS Registry Number | 501-36-0 |
| EINECS Number | 610-504-8 |
| Specification (Assay) | 98%–99% |
| Appearance | White to off-white crystalline powder |
| Melting Point | 253–255 °C |
| Boiling Point | 449.1 °C |
| Solubility | Insoluble in water; soluble in ether, methanol, acetone, ethyl acetate, and other organic solvents |
| Density | 1.36 g/cm³ |
| Packaging Options | 5 kg/bag, 25 kg/drum, 200 kg/drum (customizable) |
Raw Material Sourcing & Production Process
Botanical Origin & Supply Chain Traceability
The primary botanical source for our natural resveratrol powder is Polygonum cuspidatum, a perennial herb native to East Asia, particularly abundant in the mountainous regions of China and Japan. The rhizome and root of this plant contain the highest concentrations of trans-resveratrol among known natural sources. Grape-derived resveratrol, extracted from Vitis vinifera grape skin and leaves, serves as an alternative raw material for clients seeking a non-knotweed-derived supply.
The Extract Factory maintains strict raw material procurement protocols. We source high-quality plant materials through vetted agricultural partners, conduct incoming material testing for identity, heavy metals, pesticide residues, and microbial load before any material enters the production line. This traceability framework ensures that every batch of resveratrol powder can be tracked from field to finished product.
Manufacturing Workflow
| Stage | Description |
|---|---|
| Raw Material Preparation | Cleaning, drying, and milling of Polygonum cuspidatum rhizomes or grape-derived material |
| Extraction | Solvent-based extraction (ethanol/water system) under controlled temperature and pressure to maximize yield |
| Concentration | Vacuum evaporation and membrane filtration to concentrate the active fraction |
| Purification | Column chromatography or recrystallization to achieve ≥98% purity |
| Drying | Spray drying or vacuum drying to produce a stable, free-flowing powder |
| Crushing & Sieving | Milling to target particle size distribution (80–120 mesh standard) |
| Quality Inspection | HPLC assay, heavy metal screening, microbial testing, and physical property verification |
| Packaging | Moisture-barrier foil or PP bags within fiber drums or cartons, nitrogen-flushed where required |
| Storage & Dispatch | Climate-controlled warehouse with FIFO inventory management |
Our facility operates four independent production lines dedicated to both proportional extracts and content-standardized extracts. This infrastructure allows us to scale from small-batch OEM orders to multi-ton supply contracts while maintaining identical quality benchmarks across all production runs.
Natural vs. Synthetic Resveratrol: A Technical Comparison
Formulators and procurement teams frequently face the decision between plant-derived and chemically synthesized resveratrol. Understanding the distinctions is critical for product positioning, regulatory strategy, and end-market claims.
| Factor | Natural Resveratrol (Plant-Derived) | Synthetic Resveratrol |
|---|---|---|
| Source | Polygonum cuspidatum rhizome or grape skin | Chemical synthesis from starting materials |
| Purity Range | 98% (standard) | 98%–99% |
| Color | Light yellow to off-white | White |
| Bioactive Profile | Contains co-occurring polyphenols and plant matrix compounds that may contribute synergistic activity | Isolated single molecule; no accompanying plant constituents |
| Consumer Perception | Preferred in clean-label, natural, and organic product lines | Acceptable in industrial, research, or cost-sensitive formulations |
| Cost | Slightly higher due to raw material and extraction costs | Marginally lower; scalable production |
| Regulatory Positioning | Suitable for dietary supplement and natural cosmetics claims | Appropriate for pharmaceutical intermediate or research-grade use |
Recommendation: For nutraceutical, functional food, and premium cosmetic formulations targeting health-conscious consumers, natural resveratrol powder is the preferred choice. Synthetic resveratrol may be more suitable for large-scale industrial applications where cost efficiency and absolute purity are the primary drivers. The Extract Factory offers both grades and can advise on the optimal selection for your specific application.
Functional Properties & Industry Applications
Resveratrol is a multi-functional polyphenol with a broad spectrum of biological activities supported by extensive preclinical research. Below is a detailed breakdown of its key functional attributes and the industries that leverage them.
Key Functional Benefits
| Functional Property | Description |
|---|---|
| Antioxidant Activity | Resveratrol scavenges free radicals and inhibits lipid peroxidation, helping to protect cells from oxidative stress — a foundational mechanism behind many of its downstream benefits |
| Anti-Aging Support | By neutralizing reactive oxygen species (ROS) and supporting cellular longevity pathways, resveratrol is widely used in anti-aging nutraceuticals and skincare formulations |
| Cardiovascular Health | Studies indicate resveratrol may help regulate cholesterol metabolism and support endothelial function, contributing to cardiovascular and cerebrovascular wellness |
| Immune Modulation | Resveratrol exhibits immunomodulatory properties, supporting balanced immune response |
| Hepatoprotective & Cardioprotective | Preclinical evidence suggests protective effects on liver and heart tissue under oxidative conditions |
| Antimicrobial Activity | Demonstrated inhibitory effects against certain bacterial strains, supporting its use in preservation and functional formulations |
| Respiratory Support | Investigated for potential adjunctive benefits in managing inflammatory airway conditions |
Target Application Sectors
| Industry | Typical Use | Product Examples |
|---|---|---|
| Dietary Supplements & Nutraceuticals | Antioxidant capsules, tablets, softgels, powder blends | Anti-aging supplements, cardiovascular support formulas, NMN + resveratrol synergy blends |
| Functional Foods & Beverages | Fortified foods, health drinks, powder sachets | Antioxidant-enriched meal replacements, energy-boosting formulations |
| Cosmetics & Personal Care | Active ingredient in serums, creams, and masks | Whitening and brightening skincare, anti-wrinkle treatments, UV-protective products |
| Pharmaceutical Research | Reference standard, intermediate compound | Drug discovery programs, preclinical research materials |
| Animal Nutrition | Feed additive for livestock and pet supplements | Antioxidant support in animal feed formulations |
Formulation Note: Resveratrol powder is compatible with a wide range of excipients and delivery systems. In oral supplements, it is commonly blended with carriers such as microcrystalline cellulose or encapsulated in lipid-based systems to enhance bioavailability. In cosmetic emulsions, it integrates well into both oil-in-water and water-in-oil systems, though formulators should account for its limited water solubility and use appropriate solubilizers or emulsification techniques.
Quality Assurance, Certifications & Compliance
At The Extract Factory, quality is not a department — it is embedded in every step of our operation. Our resveratrol powder production is backed by a comprehensive quality management system and the following certifications:
| Certification / Standard | Scope |
|---|---|
| ISO 9001 | Quality management system — ensures consistent production processes, documentation, and continuous improvement |
| Halal Certified | Confirms compliance with halal requirements for global Muslim-majority markets |
| Kosher Certified | Enables access to kosher-observant consumer segments and retail channels |
| HPLC Testing | Every batch is assayed for resveratrol content (≥98%), with full chromatographic reports available |
| Heavy Metals & Microbiological Screening | Routine testing for lead, arsenic, cadmium, mercury, and total plate count, yeast & mold |
| Pesticide Residue Analysis | Ensures botanical raw materials meet international safety thresholds |
| Solvent Residue Testing | Verifies that residual ethanol or other extraction solvents are within acceptable limits |
Clients receive a Certificate of Analysis (COA) with every shipment, and we welcome third-party laboratory verification to support your own regulatory filings and product registration processes.
Packaging, Logistics & Delivery
We understand that timely, reliable delivery is as important as product quality. The Extract Factory offers flexible packaging configurations and multiple shipping methods to accommodate orders of any scale.
| Order Quantity | Packaging Configuration | Shipping Method | Estimated Lead Time |
|---|---|---|---|
| 5–50 kg | ≤5 kg: aluminized foil bag; 5–25 kg: double-layer PP bag inside master carton or cardboard drum | International Express (FedEx / DHL / UPS) | 7–10 business days |
| 100–200 kg | 25 kg/drum: double-layer PP bag liner inside cardboard drum | Air Freight | 7–10 business days |
| >200 kg | Custom palletized packaging; 200 kg or 25 kg drums as requested | Sea Freight (FCL/LCL) | 15–30 business days (port-dependent) |
Shipping Partners: We maintain established accounts with major international courier services and freight forwarders to ensure competitive rates and priority handling. All shipments include proper documentation — commercial invoice, packing list, COA, and certificates of origin — to facilitate smooth customs clearance.
Why Source Resveratrol Powder from The Extract Factory?
| Advantage | Detail |
|---|---|
| 15+ Years of Industry Expertise | Deep understanding of global market demands, regulatory landscapes, and formulation requirements across nutraceutical, cosmetic, and food sectors |
| Dedicated Production Infrastructure | Four independent extraction and content-standardization lines with specialized technical staff ensuring high-volume, high-consistency output |
| Raw Material Quality Control | In-house and partner-verified sourcing of premium botanical inputs with full traceability |
| OEM & Custom Formulation Support | We provide technical guidance on product development, dosage optimization, and application-specific specifications |
| Flexible Order Volumes | From sample-size evaluation batches to multi-ton annual supply contracts — we scale with your business |
| Comprehensive After-Sales Service | Dedicated account management, COA provision, and responsive technical support post-delivery |
| Global Logistics Network | Professional coordination with express, air, and sea freight providers for reliable, on-time delivery worldwide |
Get in Touch
The Extract Factory is your trusted manufacturing partner for high-purity resveratrol powder — both natural and synthetic grades. Whether you are developing a new anti-aging supplement, formulating a brightening skincare line, or sourcing bulk antioxidant raw materials for industrial use, we have the capacity, expertise, and certifications to support your success.
For inquiries, sample requests, technical data sheets, or customized quotations, please contact our sales team directly:
Email: [email protected]
We look forward to becoming your long-term resveratrol powder supplier.
