Solgar Dry E Natural d-Alpha Tocopheryl Succinate is an essential nutrient and is the body's primary, fat soluble antioxidant. Vitamin E provides nutritional support for the cardiovascular system, skin, prostate, and the immune system. It helps fight cell-damaging free radicals that cause oxidative stress in the body, which may contribute to the premature aging of cells. This formulation provides natural Vitamin E in a dry (non-oily) form, for those who have difficulty digesting fats or oils. It is offered in a convenient, two-piece, vegetarian capsule.