Jarrow FORMULAS Resveratrol Synergy brings together resveratrol (345-trihydroxystilbene) and other powerful antioxidants resulting in a potent synergistic formula. The resveratrol in Resveratrol Synergy (which yields approximately 90% resveratrol in the trans configuration) is combined with powerful antioxidant polyphenolic compounds (Quercetin and extracts from Green Tea Grape Seed and Grape Skin) resulting in a potent synergistic formula that both strengthens the cardiovascular system and modulates genes known to enhance life span.*Other products from HerbsPro