Details of Grape Seed extract
Latin Name:Vitis Vinifera L
Appearance:Reddish Brown Fine Powder
Extraction Type:Solvent Extraction
Part:Seed
Active Ingredients:Polyphenols; OPC
Specifications: Polyphenols 95% by UV , OPC(Oligomeric Proantho Cyanidins) 95% by UV
Botanical Source: Vitis vinifera L.
CAS No.: 84929-27-1
Molecular Formula: C30H26O12
Certificate of Analysis
Items | Specification |
Appearance | Reddish Brown Powder |
Oder | Characteristic |
Taste | Characteristic |
Particle Size | 100% through 80 Mesh |
Loss on Drying | < 5.0% |
Heavy Metals | < 20ppm |
Arsenic(As) | < 2ppm |
Lead(Pb) | < 2ppm |
Assay | |
Proanthocyanidins by UV | > 95.0% |
Total Plate Count | < 10,000cfu/G |
Yeast & Mold | < 100cfu/G |
E.Coli. | Negative |
Salmonella | Negative |
Main Functions of products :
1. Used to treat a range of health problems related to free radical damage, including heart disease, diabetes, and cancer;
2. Help the body make more of a compound used to regenerate damaged blood vessels;
3. Help prevent damage to human liver cells caused by chemotherapy medications.
Application of products:
Pharmaceuticals, cosmetics & food supplements industries


