Resveratrol is a natural antioxidant. It can reduce blood viscosity, inhibit platelet aggregation and vasodilation, keep the blood flowing and prevent the occurrence and development of cancer. It has the function to prevent and treat atherosclerosis, coronary heart disease, ischemic heart disease and high blood cholesterol. It has an effect on suppressing tumor. Resveratrol also has estrogen-like effects that can be used to treat breast cancer and other diseases. It can retard aging and prevent cancer. Red grape skins, red wine and grape juice have high concentrations of resveratrol. Studies have shown that the integrity of the chromosomes will be destroyed as the human aging. But resveratrol can activate proteins that can repair chromosome, thus delaying aging.