Elizabeth "Beth" Mayer-Davis is an American nutritionist who is the Cary C. Boshamer Distinguished Professor at the UNC Gillings School of Global Public Health.

She is the Director of the University of North Carolina at Chapel Hill Nutrition Obesity Research Center, and Dean of the UNC Graduate School.

[2] She moved to the University of Colorado School of Medicine for graduate studies, where she completed a master's in public health.

[citation needed] Mayer-Davis was a doctoral researcher at the University of California, Berkeley, where she studied the genetic determinants of insulin concentration in healthy twins.

[9] In 2022, Mayer-Davis was appointed the Carolina lead of the NIH Nutrition for Precision Health Consortium,[10] where she launched the All of Us program, which enrolled thousands of participants to better understand differences in metabolisms and personalized intervention strategies.