Grape Seed Extract
English name: grape seed extract
Latin Name: Vitis vinifera L.
Active ingredients: Proanthocyanidins , Polyphenols
Specification: Proanthocyanidins(OPC) 95%,98%UV; polyphenols 70%, 90%, 95%
Use Part : seed
Appearance: reddish brown fine power
Mesh size: 80 Mesh
Test Method: UV

CAS No.:84929-27-1
Molecular forula:C30H26O13
Molecular Weight:594.52

Description of Grape Seed Extract
Grape is produced originally in the caribbean area,and Asia Minor, planted in the warm areas of the northern hemisphere, especially in Europe and the south of Middle Asia. Proanthocyanidins in grape seed exeract is thiry to fifty times as effective as Vitamin C and Vitamin E with regard to anti-oxidation and that it can pass through the screen in blood and brain within the human body smoothly and protect the brain and neurosystem effecaciously, exterminating free radicals obviously, improving blood circulation, decreasing the blood viscosity and inhibiting heart disease and other illness. Besides, It can maintain the elasticity and water of the skin, delaying the appearance of the wrinkles.
Grape Seed is rich in Oligomers Procyanodolic Complexes (OPC) , which is a powerful antioxidant. In addition to the ultra rich potence of over 20 times higher than Vitamin C, it is also 50 times better than Vitamin E. It helps to strengthen the immune system, and also slowdown the aging process, which is of very high market value. Proanthocyanidin B2, which is the most active compound to neutralize free radicals that cause aging, is available only in Grape Seed. In Europe, OPC from Grape Seed Proanthocyanidins Extract has been adopted and used for several decades as a safe and effective compound. It has no record of any acute or chronic toxicity, no harmful reaction even under very high dosage. For these reasons, Grape Seed Proanthocyanidins Extract has become a new star in the food supplement market.

Certificate of Analysis of Grape Seed Extract

Product Name	Grape Seed Extract
Batch No.	002-1511091-10
MFG. Date	2015.11.10
EXP. Date	2018.11.9
Used Part	Seed
Extraction Solvents	Ethanol, Water
Excipient	Negative
Product NO.	002-10
Identifications	Standards	Results
Appearance	Yellow brown～Red brown fine powder	Conforms
Proanthocyanidins(UV)	≥95.0%	101.50%
Powder Size	98%through 100 mesh	99.82%through 100 mesh
Ash	≤2.0%	1.50%
Loss on Drying	≤5.0%	4.02%
Bulk Density	0.30～0.50g/ml	0.442g/ml
Tapped Density	0.45～0.65g/ml	0.614g/ml
Solubility Partially soluble in water		93.12%
Heavy Metals	≤10mg/kg	≤10mg/kg
Lead	≤0.5mg/kg	＜0.015mg/kg
Arsenic	≤0.3mg/kg	＜0.1mg/kg
Mercury	≤0.1mg/kg	＜0.05mg/kg
Cadmium	≤0.3mg/kg	＜0.015mg/kg
Solvents Residue	＜500mg/kg	162mg/kg
Pesticides Residue
DDT	≤1mg/kg	Conforms
BHC	≤0.1mg/kg	Conforms
PCNB	≤0.1mg/kg	Conforms
Health Inspection
Total Aerobic	≤1000CFU/g	＜10CFU/g
Mold	≤25CFU/g	＜10CFU/g
Yeast	≤25CFU/g	＜10CFU/g
Coliform	≤40MPN/100g	＜30MPN/100g
E.coli	Non-detective	Non-detective
Salmonella	Non-detective	Non-detective
Shigella	Non-detective	Non-detective
Staphylococcus aureus	Non-detective	Non-detective
Streptococcus hemolyticus	Non-detective	Non-detective