DRI Nutrient Reports


The Dietary Reference Intakes (DRIs) are developed and published by the Institute of Medicine (IOM). The DRIs represent the most current scientific knowledge on nutrient needs of healthy populations. Please note that individual requirements may be higher or lower than the DRIs.

Should you want to distribute or reprint a DRI resource, please visit The National Academies Press website to secure all necessary permissions.



DRI Essentials book cover Dietary Reference Intakes: The Essential Guide to Nutrient Requirements (PDF | 5.72 MB)

NAS. IOM. Food and Nutrition Board.

Read a summary of all 8 volumes of the DRIs, organized by nutrient, which reviews function in the body, food sources, usual dietary intakes, and effects of deficiencies and excessive intakes.


Dietary Reference Intakes for Calcium, Phosphorus, Magnesium, Vitamin D, and Fluoride (1997)

NAS. IOM. Food and Nutrition Board.

Note: Information for Vitamin D and Calcium has been updated since this report. Updated information can be found here.