The estimated average requirement (EAR) is the amount of a nutrient that is estimated to meet the requirement for a specific criterion of adequacy of half of the healthy individuals of a specific age, sex, and life-stage. ... At the EAR, 50% of the individuals in a group are below their requirement, and 50% are above it.

What is an example of Estimated Average Requirement?

Estimated Average Requirements (EAR).

For example, the EAR for calcium is set using a criterion of maximizing bone health. Thus, the EAR for calcium is set at a point that will meet the needs, with respect to bone health, of half of the population.

What is the estimated average requirement for protein?

Abstract. The adult RDA is defined as the average daily level of intake sufficient to meet the nutrient requirements of nearly all healthy people. The RDA for protein for adults ≥18 y of age (0.8 g/kg) has been essentially unchanged for >70 y.