This chapter begins with a brief discussion of the history of dietary recommendations for nutrients in the United States and Canada. This discussion includes a conceptual framework that both describes ...

A new evidence‑based framework proposes dietary reference intakes for creatine in healthy adults, positioning the compound as a conditionally essential nutrient and raising fresh questions about ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Over the past 25 years scientific evidence has evolved that supports the association ...