[Appearance] Reddish brown powder with grape fragrance, tastes astringent; [Specification] 1,Grape seed extract 95% Proanthocyanidins 2,Grape seed extract 95% Polyphenols 15% Monomers 3,Grape seed extract 95% Proanthocyanidins Polyphenols >85% Monomers: 10%-25% 4,Water-Soluble Grape Seed Extract 95% Proanthocyanidins 5,Grape seed extract 30% Proanthocyanidins 6,Grape seed extract 30% Polyphenols