grape seed extracts active component is ogligomeric proanthocyanidins (OPC). Studies have always shown OPCs to be among the most powerful antioxidants. They are said to be as much as fifty times as powerful than a regular vitamin e, and over twenty times more powerful than vitamin c. As a powerful antioxidant, the Benefits of Grape Seed Extract range from helping our body resist blood vessel and skin damage, mental deterioration, inflammation and and making the condition of arteries and capillaries better, as well as numerous other ways of defending and aiding recovery from heart disease.