One of Nature's Unique Antioxidants, Easy-to-take, Vegetarian Tablets. Enhance your body fight free radicals with all natural ACTIVIN, a high-potency grape seed extract rich in biologically active flavonoids -- one of the unique antioxidants yet discovered. Antioxidants can Enhance Beneficial Effects the cellular damage caused by free radicals. ACTIVIN products are produced using the environmentally safe Acti-Pure method. Instead of using toxic solvents and/or harsh chemicals, Acti-Pure utilizes a high-tech water and ethanol extraction process which preserves the natural balance of biologically active flavonoids.