RECOMMENDED FORMULA: This formula includes lutein, zeaxanthin, zinc, copper, vitamin C, and vitamin E to exactly match the nutrient formula recommended by the AMD experts at the National Eye Institute based on the Age Related Eye Disease Study 2 to help reduce the risk of moderate to advanced AMD progression.AREDS 2 SUPPLEMENT: PreserVision is the 1 doctor recommended eye vitamin brand and is based on 20 years of clinical studies conducted by the NEI & includes Lutein & Zeaxanthin.EYE VITAMINS BY BAUSCH + LOMB: Bausch + Lomb carries a full line of ocular supplements with vitamins, minerals & nutrients that include Lutein & Zeaxanthin that promote eye health, including PreserVision.BAUSCH + LOMB EYE CARE EXPERTS: Since 1853, Bausch + Lomb has continued to focus on innovation and quality in eye care products, from contact lenses to lubricant eye drops.MOST STUDIED BRAND: Preservision is the most studied eye vitamin brand (based on the AREDS and AREDS2 clinical studies).