Grape Seed P.E. Major Components Oligo Proanthocyanidin, GAEs, Grape, Seed Polyphenols Extract part: Seed Appearance Powder Specifications Proanthocyanidins: 95% ( UV/ HPLC) Grape Polyphenols: 30~ 95% ( UV) Assay Method HPLC Pharmacology 1. Procyanidins is an efficient antioxidant and the most eective free radical scavenger, having a very strong activity in the body and rapidly absorbed completely. 2. Vascular enhancer 3. It can reduce the probability of the diabetes 4. Increasing the elasticity and smoothness of the skin, Preventing the skin from the radiation damage of the sun' s rays. Valid period 24 months