Eye Vitamin & Mineral Supplement#1 Doctor Recommended Brand¹ Based on The Only Clinically Proven Formula 2 Per DayBausch + Lomb PreserVision Lutein Formula is based on the clinically-proven PreserVision AREDS Formula, with Lutein (replacing beta-carotene). A powerful antioxidant, Lutein filters harmful blue light that can damage the macula.Medical experts recommend an AREDS vitamin for All people diagnosed with moderate-to-advanced AMD.AREDS was a 10-year, independent study conducted by the National Eye Institute (NEI) of the National Institutes of Health (NIH) that established the benefits of AREDS supplementation for people with moderate-to-advanced AMD.¹Data on File for #1 Doctor Recommended Brand, Bausch + Lomb