The Quest includes the series of vitamins of the Vitamin E 400i.u. containing natural vitamin E. Vitamin E is a fat-soluble, strong antioxidant vitamin and daily intake is essential because the body can not synthesis. As a powerful antioxidant, vitamin E is an anti-aging agent, and is particularly important for skin health. It is also very important vitamin for proper functioning of the heart and circulatory system. Furthermore, vitamin E benefits smokers because the damage caused by free radicals in the lungs afxanoyn requirements vitamin E. The Vitamin E 400i.u. the Quest contains natural vitamin E, which is better absorbed and metabolized by the body. The natural source of vitamin E provides higher activity than the synthetic.