U.S. RDA for Vitamin A in Retinol Activity Equivalents | Hunger Math
Vitamins Important for Vision – Nutrition: Science and Everyday Application, v. 1.0
Vitamin A
NIH Office of Dietary Supplements (ODS) - The recommended dietary allowance (RDA) for vitamins and minerals and the Daily Value (DV) listed on labels for dietary supplements and foods often match—but not
Recommended dietary allowance (RDA) for vitamin A a | Download Table
Mineral and vitamin daily intake. | Download Table