Vitamin E is one of the most important antioxidants for your body. Specifically, as a fat-soluble antioxidant, it can provide a powerful defense for cell membranes and other lipids in your body. Unprotected cell membranes can be damaged by peroxidation reactions, which can result in breakdown of cells. Most normal diets don't provide enough Vitamin E for you to receive the full protective benefits.NOW E-400 Mixed Tocopherols provides more than 13 times the minimum daily requirement of Vitamin E. The main form of Vitamin E in this supplement is d-alpha tocopherol, regarded as the most bioavailable form. Other forms of Vitamin E are also provided to give a wider variety of specific benefits and functions. Get a powerful, complete, body-protecting blend of Vitamin E from NOW E-400 Mixed Tocopherols.