Resveratrol Powder High-Purity Giant Knotweed Extract 98% Resveratrol Food/Cosmetic Grade Shaanxi-Sourced
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| Attribute | Details |
|---|---|
| Product Name | Resveratrol Powder (Giant Knotweed Extract, Polygonum cuspidatum Extract) |
| Common Name | Giant Knotweed Resveratrol, Plant-Derived Antioxidant (Premium Grade) |
| Source | Polygonum cuspidatum(Japanese Knotweed, Shaanxi Qinling Mountains, China – pesticide-free cultivation, 1000-1500m altitude) |
| Extraction Technology | Ultrasound-assisted extraction (45°C) → Membrane filtration (remove impurities) → Low-temp crystallization (4°C) |
| Active Component | Resveratrol (≥98% HPLC, CAS 501-36-0, molecular weight 228.25 Da), Trans-resveratrol ≥90% (HPLC) |
| Appearance | White to off-white fine powder (100 mesh, 100% water-soluble, neutral odor) |
| Specification | 98% purity (standard); Custom: 20%-99% (HPLC); Moisture ≤0.5%, ash ≤0.3% |
| Grade | Food Grade (FCC, EU Novel Food) + Cosmetic Grade (ISO 16128) |
| Certifications | ISO 22000, HACCP, Non-GMO, Halal, Kosher, ISO 9001, 3rd-party SGS report |
| Shelf Life | 24 months (sealed, 2-8°C storage, RH <50%, protected from light) |
| Packaging | 1kg/foil bag, 25kg/fiber drum (inner PE liner); custom sizes (5kg/10kg) |
| MOQ | 1kg (free 10g sample with COA, HPLC chromatogram, 3 application guides) |
Our Resveratrol Powder is a 98% pure trans-resveratrol concentrate derived from Polygonum cuspidatum(Giant Knotweed), a hardy perennial native to Shaanxi Qinling Mountains, China. Produced via ultrasound-assisted extraction and low-temperature crystallization, it retains the plant’s natural antioxidant properties, ideal for food supplements, cosmetics, and functional beverages.
- Source Purity: Shaanxi Qinling Mountains pesticide-free cultivation (1000-1500m altitude), 100% traceable from farm to extract.
- Advanced Extraction: Ultrasound technology (45°C) enhances yield (25% higher vs. solvent extraction) while preserving trans-resveratrol integrity.
- Purity Flexibility: 20%-99% customizable (HPLC-verified), with ≥90% trans-isomer (biologically active form) for premium applications.
- Global Compliance: Meets FCC (food), ISO 16128 (cosmetic), and EU Novel Food standards; Non-GMO/Halal/Kosher certified.
| Benefit | Key Mechanism/Data | Application Link |
|---|---|---|
| Antioxidant Support | Scavenges free radicals (DPPH clearance rate 92%, J Agric Food Chem, 2022); protects against UV-induced oxidative stress | Anti-aging serums, sunscreen boosters |
| Skin Brightening Aid | Competes with tyrosine for tyrosinase binding (inhibits activity by 60%, Exp Dermatol, 2023); reduces melanin synthesis | Whitening creams, dark spot correctors |
| Cellular Longevity Support | Activates SIRT1 enzyme (↑30% activity in fibroblasts, Aging Cell, 2022); supports skin cell turnover | Anti-wrinkle lotions, eye creams |
| Cardiovascular Wellness | Modulates endothelial function (↑15% nitric oxide production, animal study, Hypertension, 2023) | Heart health supplements |
- Food Supplements: Antioxidant capsules (“resveratrol for cellular support”), heart health powders.
- Cosmetics: Anti-aging serums (“resveratrol for skin brightening”), post-sun repair gels.
- Functional Beverages: Antioxidant waters, anti-aging juices.
- Haircare: Scalp serums (supports follicle health), color-protecting shampoos.
- Purity Testing: 3rd-party SGS verified:
- Resveratrol: ≥98% ±0.2% (HPLC), Trans-isomer: ≥90% ±0.5% (HPLC)
- Heavy metals: Pb <0.05ppm, As <0.03ppm (stricter than EU MRL 0.1ppm)
- Microbes: Total plate count <1000 CFU/g, Yeast/Mold <100 CFU/g
- Traceability: Batch COA includes farm ID (Qinling Mountains), extraction parameters (temp/time), and stability data (accelerated aging 6 months).
- Regulatory Compliance: FCC 21 CFR 182.10, EU Novel Food (EU 2015/2283), China GB 1886.247 compliant.
- As a leading bulk resveratrol supplier, we offer:
- Custom Specifications: Adjust purity (20%-99%), particle size (80-120 mesh), or blend with polyphenols (e.g., resveratrol + grape seed extract).
- OEM/ODM Services: Private label packaging, formulation support (e.g., resveratrol + vitamin C for antioxidant synergy).
- Stable Supply Chain: Annual processing capacity 300+ tons, 3-5 days lead time (in stock), IATA-compliant shipping from Xi’an Port.
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