Jarrow Formulas^® Lutein supports eye health and visual function with lutein and zeaxanthin.* Lutein and zeaxanthin are natural antioxidant carotenoids found in dark green, leafy vegetables, and are important components of the macular pigment in the eye, which is responsible for focus and color differentiation.*. . Provides Important Eye-Supporting Nutrients, Lutein and Zeaxanthin*