Definitions for "Recommended Dietary Allowance"
(RDA) The protein, vitamin and mineral aimounts considered adequate to meet the nutrition needs of 98 percent of the healthy population. Established by the National Research Council of the National Academy of Sciences. The RDA is calculated to exceed the needs of most people.
A set of estimated nutrient allowances established by the National Academy of Sciences. It is updated periodically to reflect current scientific knowledge.
The levels of intake of essential nutrients judged by the Food and Nutrition Board, on the basis of scientific knowledge, to be adequate to meet the nutrient needs of all healthy persons.