200 mg Total Resveratrol With trans-Pterostilbene (Dimethylresveratrol) Promotes Cardiovascular Function Silbinol Dietary Supplement Easy Solv Suitable for Vegetarians/Vegans Jarrow Formulas Resveratrol Synergy brings together resveratrol (3,4',5-trihydroxystilbene) and other powerful antioxidants resulting in a potent synergistic formula that supports the cardiovascular system. Pterostilbene (Silbinol), also known as dimethylresveratrol, is a naturally-occurring, methylated form of resveratrol. Methylation greatly improves intestinal and cellular uptake of this important phytochemical while reducing excessive liver clearance.