Like other parts of the body, the eyes can be affected by the stresses of time. Lutein helps to improve vision in low contrast situations, which is essential for night driving.** Lutein plays a role in the maintenance of eye health and is the principle Carotenoid found in the central area of the retina called the macula.** Carotenoids are fat-soluble antioxidants found in fruits, vegetables, marigolds and other plants.**