Has sub-categories

An estimate of how much of a nutrient is needed for good health

Amount of a nutrient sufficient for half the population

Average daily amount that meets the needs of almost all healthy people

Near the top of the range of daily requirements

Average amount of a nutrient found to be consumed by healthy people

Used when there is insufficient evidence to set an EAR or RDA

DRI with the least amount of supporting evidence

Maximum amount of a nutrient a healthy person should consume

Beyond this point, a nutrient could become toxic

Calorie requirements for an average person

Recommended proportions of macronutrients

Sets DRIs for the United States

Sets DRIs for the most of the world