Initial Posting: 8/12/2015    Last Update: 8/2/2017
Answer: A number of supplements have been promoted to preventing or improving cataracts. These include multivitamins, vitamin A, C, and E: the B vitamins niacin, thiamin, and riboflavin; lutein, zeaxanthin, astaxanthin, carnosine, NACA, and St. John's wort. The evidence, however, is better for some than for others. Get the details in the full answer >>
See the Encyclopedia article on Cataracts for more information.