Re: lutein supplementation improves visual performance in Chinese drivers: 1-year randomized, double-blind, placebo-controlled study: the importance of supplementing with all three macular carotenoids. Nolan JM, Beatty S, Dennison J. Nutrition. July 2013.

Re: lutein supplementation improves visual performance in Chinese drivers: 1-year randomized, double-blind, placebo-controlled study: the importance of supplementing with all three macular carotenoids. Nolan JM, Beatty S, Dennison J. Nutrition. July 2013.