Short Description:

Natural Resveratrol is a kind of natural polyphenols with strong biological properties, mainly derived from peanuts, grapes (red wine), knotweed, mulberry and other plants. Resveratrol generally exists in the trans form in nature, which is theoretically more stable than the cis form. The efficacy of resveratrol mainly comes from its trans structure. Sources of Resveratrol from Knotweed.

Product Detail

Product Tags

Product Description

Product Name: Resveratrol

Category: Plant Extracts

Effective components: Resveratrol

Product specification: 98%

Analysis: HPLC

Quality Control: In House

Formula: C20H20O9

Molecular weight: 404.3674

CAS No: 387372-17-0

Appearance: White or off White powder

Identification: Passes all criteria tests

Product Function: 

Resveratrol extract thought to act like antioxidants, protecting the body against damage that can put you at higher risk for things like cancer and heart disease.

Resveratrol weight loss. Resveratrol antioxidant.

Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.

Certificate of Analysis

Product name Resveratrol Botanical Source Polygonum Cuspidatum Sieb.
Batch NO. RW-RE20210503 Batch Quantity 1000 kgs
Manufacture Date May 3. 2021 Expiration Date May 7. 2021
Solvents Residue Water&Ethanol Part Used Root
Physical&Chemical Data
Color White or off-white Organoleptic Conforms
Ordour Characteristic Organoleptic Conforms
Appearance Fine Powder Organoleptic Conforms
Analytical Quality
Assay(Resveratrol) ≥98% HPLC 98.09%
Loss on Drying 0.5% Max. Eur.Ph.7.0 [2.5.12] 0.31%
Total Ash 0.5% Max. Eur.Ph.7.0 [2.4.16] 0.35%
Sieve 100% pass 80 mesh USP36<786> Conforms
Solvents Residue Meet Eur.Ph.7.0 <5.4> Eur.Ph.7.0 <2.4.24> Conforms
Pesticides Residue Meet USP Requirements USP36 <561> Conforms
Heavy Metals
Total Heavy Metals 10ppm Max. Eur.Ph.7.0 <2.2.58> ICP-MS Conforms
Lead (Pb) 2.0ppm Max. Eur.Ph.7.0 <2.2.58> ICP-MS Conforms
Arsenic (As) 1.0ppm Max. Eur.Ph.7.0 <2.2.58> ICP-MS Conforms
Cadmium(Cd) 1.0ppm Max. Eur.Ph.7.0 <2.2.58> ICP-MS Conforms
Mercury (Hg) 0.5ppm Max. Eur.Ph.7.0 <2.2.58> ICP-MS Conforms
Microbe Tests
Total Plate Count NMT 1000cfu/g USP  <2021> Conforms
Total Yeast & Mold NMT 100cfu/g USP  <2021> Conforms
E.Coli Negative USP  <2021> Negative
Salmonella Negative USP  <2021> Negative
Packing&Storage   Packed in paper-drums and two plastic-bags inside.
N.W: 25kgs
Store in a well-closed container away from moisture, light, oxygen.
Shelf life 24 months under the conditions above and in its original packaging.

Application of Resveratrol

1. Resveratrol extract uses in Pharmaceutical effect of protecting blood vessels, Reduce excess free radicals and lighten spots; Resveratrol and weight loss.

2. Resveratrol pure uses in Cosmetic use to speed up metabolism, help skin regeneration, and resist aging;

3. A certain degree of preventive effect on human cancer.

Improve immunity.

4. Reduce the risk of high fat and high blood lipids.


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