Plant extracts> Grape Seed Extract  

Product name: Grape Seed Extract
Botanical name: Vitis vinifera L
Part used: Fruits
Description: Reddish brown powder with grape fragrance, tastes astringent

Specification of grape seed extract:
1)Proanthocyanidins 95% by UV
2)Proanthocyanidins 95%, Polyphenols 85% by UV
3)Polyphenols 95% by UV

Specification of Grape Skin P. E.
1)Polyphenols 25%-85% by UV
2)Resveratrol 2%-5% By HPLC