What Is Resveratrol?
Resveratrol (CAS 501-36-0, molecular formula C14H12O3) is a naturally occurring stilbene polyphenol first isolated from the roots of white hellebore and now commonly extracted from Polygonum cuspidatum (Japanese knotweed), red grape skins, and peanuts. As a high-purity trans-resveratrol standardised extract (commonly 50%, 98%, or 99%), it has become one of the most researched and best-selling longevity ingredients in the global nutraceutical market, supported by more than 12,000 peer-reviewed studies and growing demand across anti-aging, cardiometabolic, and nutricosmetic formulations.

Often called “the longevity molecule,” resveratrol entered mainstream consciousness through the so-called “French Paradox” research linking moderate red-wine consumption to cardiovascular resilience. Modern extraction and purification technology now allows formulators to deliver clinically meaningful doses in a single capsule, sachet, or topical serum — without the alcohol.
Mechanism of Action
Resveratrol’s biological activity centres on the activation of sirtuin-1 (SIRT1) and AMP-activated protein kinase (AMPK), two master regulators of cellular energy metabolism, mitochondrial biogenesis, and stress resistance. By up-regulating these longevity pathways, resveratrol supports:
- Improved mitochondrial function and cellular energy efficiency.
- Down-regulation of NF-κB and pro-inflammatory cytokines (IL-6, TNF-α).
- Direct scavenging of peroxyl, hydroxyl, and superoxide radicals.
- Modulation of lipid metabolism via PPAR-γ and SREBP pathways.
- Protection of endothelial nitric oxide synthase (eNOS) for healthy vascular tone.
In the dermis, resveratrol has been shown to inhibit UV-induced MMP-1 expression, preserve collagen and elastin fibres, and promote cellular autophagy — making it equally valuable in nutricosmetic supplements and topical anti-aging skincare. VeraVita Biotech can supply both trans-resveratrol and enhanced forms such as pterostilbene co-crystals and piperine-combined complexes to support diverse formulation goals.
Key Application Areas
- Longevity & Anti-Aging Supplements: Capsules, tablets, and sachets positioned for healthy aging and cellular vitality.
- Cardiometabolic Health Formulas: Combined with CoQ10, NMN, and omega-3s for cardiovascular resilience.
- Nutricosmetic & Skin Longevity: Beauty-from-within drinks and capsules supporting collagen and UV defence.
- Functional Beverages & Wines: Non-alcoholic resveratrol drinks, fortified teas, and night-time elixirs.
- Cosmeceutical Skincare: Serums, creams, and eye treatments targeting photoaging and oxidative stress.
- OEM/ODM Services: VeraVita Biotech offers custom purity grades, sustained-release formats, and private-label capsule lines.
Product Specifications
| Item | Specification |
|---|---|
| Source | Polygonum cuspidatum root (Japanese knotweed) |
| Active Component | trans-Resveratrol |
| Assay (HPLC) | 50% / 98% / 99% (customisable) |
| Appearance | White to off-white fine powder |
| Loss on Drying | ≤ 5% |
| Heavy Metals | ≤ 10 ppm (Pb ≤ 2 ppm, As ≤ 1 ppm, Cd ≤ 1 ppm, Hg ≤ 0.5 ppm) |
| MOQ | 1 kg |
| Packaging | 1 kg/bag, 5 kg/bag, 25 kg/drum, or customised |
| Certifications | ISO, HACCP, HALAL, KOSHER available upon request |
Formulation Guidance
trans-Resveratrol is sensitive to light, heat, and alkaline pH. For best stability, finished formulations should target pH 5.0–6.8 and use opaque, airtight packaging. Co-formulation with piperine (5–10 mg per dose) can increase oral bioavailability several-fold. Typical supplemental doses range from 100 mg to 500 mg daily; topical skincare uses 0.5–2% in serums and night creams. VeraVita can also provide micronised or lipid-encapsulated grades for improved dissolution in effervescent and RTD formats.

Request a Quote
Contact VeraVita Biotech at info@veravitabio.com for COA, MSDS, sample availability, and customised OEM/ODM solutions for Resveratrol — including custom purity grades, sustained-release formats, and private-label anti-aging product lines.
