Clinical Nutrition in Gastrointestinal Disease

Alan Buchman, MD, MSPH

Chapter 6: The Dietary Reference Intakes: What Are They And What Do They Mean? (continued)

Johanna T. Dwyer, DSc, RD

The Dietary Reference Intakes (DRIs) refer to a set of nutrient reference values that have been developed for individuals at specific ages and life stages by the Food and Nutrition Board of the Institute of Medicine, National Academies of Sciences, and Health Canada. The DRIs are quantitative recommendations for planning and evaluating the diets of healthy people. The DRI values replace both the 1989 Recommended Dietary Allowances that were used previously in the United States1 and prior reference data used in Canada. Each of the DRI values has a particular role, which is discussed below and…