Breakfast has long been considered the most important meal of the day, and recent research has reaffirmed its nutritional benefits, as well as other positive outcomes, including feelings of well-being immediately after consumption and longer-term improvements in overall diet quality. There is also intriguing, but less conclusive, evidence of improved weight management, reduced risk of cardiovascular disease and type 2 diabetes, and better cognitive performance. 1 O’Neil C.E. Byrd-Bredbenner C. Hayes D. Jana L. Klinger S.E. Stephenson-Martin S. The role of breakfast in health: Definition and criteria for a quality breakfast. J Acad Nutr Diet. 2014; 114: S8-S26 Abstract Full Text Full Text PDF PubMed Scopus (133) Google Scholar However, despite common belief in and scientific support for its importance, breakfast is frequently skipped, and the composition of a nutritious breakfast is poorly defined. J. Dwyer is professor of medicine, Tufts Medical School, and senior nutrition scientist, Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA.