We use superior science to make smarter formulas like Jarrow Formulas® Vision Optimizer It supports visual function and ocular antioxidant status with 14 vitamins and phytonutrients, including lutein and zeaxanthin, bilberry and grape seed extracts, quercetin, r-alpha lipoic acid (R-ALA), selenium, and vitamin B2. Lutein and zeaxanthin are antioxidant carotenoids that comprise macular pigment, which functions in visual performance and filtering blue light emitted from all screens (phones, tablets, laptops), LED/CFL lighting, and the sun. Bilberry and grape seed extracts support blood flow to the eyes. R-ALA, selenium, and vitamin B2 support glutathione and cellular antioxidant defenses for the eyes' lenses. Plus, quercetin supports lens architecture. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.