Herbs of Gold Resveratrol AdvantAGE is a high-strength antioxidant complex to help reduce free radicals formed in the body. Resveratrol AdvantAGE contains 250mg of resveratrol derived from Japanese knotweed, a rich and reliable source of resveratrol. Resveratrol supports cardiovascular system and blood vessel health and helps maintain blood vessel dilation. Resveratrol AdvantAGE contains vitamin C and zinc to assist connective tissue formation and support connective tissue and skin health. Vitamin C supports collagen formation and health. Vitamin C and zinc maintain health immune system function