Nature's Answer Grape Seed Extract - 60 Vegetarian CapsulesNature's Answer Grape Seed Extract Description: 95% OPCs Promotes Antioxidant Activity Standardized Herbal Supplement Grape Seed (Vitis Vinifera) is rich in proanthocyanidins (OPCs), a group of compounds belonging to the bioflavonoid family. Bioflavonoids have many health benefits on the body, but have gained popularity because of their strong antioxidant properties. Free Of Synthetic ingredients. Disclaimer These statements have not been evaluated by