National Academies of Sciences%2c Engineering%2c and Medicine: Recommended Dietary Allowances; a Report of the Food and Nutrition Board, National Academy of Sciences-National Reseach Council.
Recommended Dietary Allowances; a Report of the Food and Nutrition Board, National Academy of Sciences-National Reseach Council.
National Academies of Sciences%2c Engineering%2c and Medicine: Recommended dietary allowances: Reprint and Circular Series: No. 115, January, 1943
Recommended Dietary Allowances (RDAs) are the amount of vitamins and minerals needed to provide for adequate nutrition in most healthy persons. RDAs for a given nutrient may vary depending on a person's age, sex, and physical condition (e.g., pregnancy).
The daily amount of vitamin A needed is defined in several different ways. For U.S.— Recommended Dietary Allowances (RDAs) are the amount of vitamins and minerals needed to provide for adequate nutrition in most healthy persons. RDAs for a given nutrient may vary depending on a person's age, sex, and physical condition (e.g., pregnancy).
The daily amount of vitamin E needed is defined in several different ways. For U.S.— Recommended Dietary Allowances (RDAs) are the amount of vitamins and minerals needed to provide for adequate nutrition in most healthy persons. RDAs for a given nutrient may vary depending on a person's age, sex, and physical condition (e.g., pregnancy).
National Academies of Sciences%2c Engineering%2c and Medicine: Recommended Dietary Allowances: 10th Edition
Recommended Dietary Allowance (RDA). The amount of each vitamin and mineral needed daily to meet the needs of nearly all healthy people, as determined by the Food and Nutrition Board of the Institute of Medicine. RDAs for vitamins and minerals are based on your sex, age and physical condition, such as pregnancy.