Novel effect of medicinal plants on diabetes mellitus

glycogenesis but also increase glucose utilization in periphery. 8 It can inhibit α-amylase and α-glucosidase in vitro and reduce blood glucose level in Streptozotocin-induced diabetic rats when they were given orally. These two enzymes may play a role in carbohydrates metabolism and cause postprandial increase glucose level in diabetic patients. 9 One of the medicinal plants which have beneficial effect on DM is resveratrol. It has many different mechanisms like prevention of abnormal glucose uptake and storage, apoptosis and dysfunction pancreatic β cells and improved insulin resistance. 10 Similarly, traditional plants used in Persian medicine