Comment by Joanne Slavin

Precision nutrition seeks to move beyond these generalized approaches by tailoring dietary recommendations to an individual’s unique biological, lifestyle, and environmental context. Instead of offering one-size-fits-all guidance, precision nutrition integrates personal characteristics to optimize nutrition strategies for people striving to maintain health and reduce future chronic disease risk. Nutrition is fundamental to human life, and we continue to have challenges with a one-size-fits-all approach to dietary guidance.