In recent years, most of the researchers from all over the world have been trying to use the extracts of herbal medicines and also the antioxidants from the fruits, to prevent the effects of oxidants and also to replace the chemical drugs with these natural medicines. Resveratrol (trihydrostilbeen-3, 5, 4), which is a polyphinol, has been one of the main topic of the researchers, for past decay. Sixty six patients having type 2 DM, were divided into two groups ( 33, having resveratrol,500 mg,twice daily, morning and evening for 45 days)The 2nd group (33, having the placebo , inert micro cellulose)The parameters including,HbA1c, FBS, Insulin, lipids, lipoproteins and liver enzymes will be measured before and after the prevention. Demographic data and general health characteristics including height, social habit, smoking status, and also Blood pressure, BMI, duration of the disease, morbidity will be registered by using a standard questionnaire for each patient. Finally, the results will be analyzed by Simple, paired t-test, Repeated measurement and the significant value will be presented as <0.05