Vitamin E is necessary for good health. It is the main fat-soluble antioxidant in the body and is found naturally in a variety of forms known as tocopherols. It may be found in green vegetables, legumes, eggs, wheat germ, raw seeds, and nuts. It can also be found in most vegetable oils. Vitamin E provides nourishment to the immune system, among other physiological activities. As an antioxidant, it aids in the battle against free radicals that damage cells and induce oxidative stress in the body, which may hasten the aging process of cells.