Eric Charles Westman, MD

Associate Professor of Medicine
Campus mail 4220 North Roxboro Street, Durham, NC 27704
Phone (919) 620-4061
Email address

Dr. Westman is an Associate Professor of Medicine at Duke University. He is Board Certified in Obesity Medicine and Internal Medicine, and founded the Duke Keto Medicine Clinic with Dr. William S. Yancy Jr. in 2006 after 8 years of clinical research regarding low carbohydrate ketogenic diets. 

He is Past-President and Master Fellow of the Obesity Medicine Association and Fellow of The Obesity Society. He is an editor of the textbook: Obesity: Evaluation & Treatment Essentials, and author of the New York Times Bestseller The New Atkins for a New You, Cholesterol Clarity, and Keto Clarity. He is co-founder of Adapt Your Life, an education and product company based on low carbohydrate concepts.

He is course coordinator for MED415c, a Fourth-Year Medical Student Elective on the Medical Management of Obesity, and a faculty member of the Duke Clinical Research Training Program. 

Education and Training

  • Fellow in General Internal Medicine, Medicine, Duke University, 1990 - 1992
  • Chief Resident, Medicine, University of Kentucky, Lexington, 1989 - 1990
  • Medical Resident, Medicine, University of Kentucky, Lexington, 1986 - 1989
  • M.H.S., Duke University, 1994
  • M.D., University of Wisconsin - Madison, 1986


Dikeman, David T., and Eric C. Westman. “Carbohydrate-restricted diets and Type 1 diabetes mellitus: research considerations.” Curr Opin Endocrinol Diabetes Obes 28, no. 5 (October 1, 2021): 437–40.

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Ludwig, David S., Louis J. Aronne, Arne Astrup, Rafael de Cabo, Lewis C. Cantley, Mark I. Friedman, Steven B. Heymsfield, et al. “The carbohydrate-insulin model: a physiological perspective on the obesity pandemic.” The American Journal of Clinical Nutrition, September 13, 2021.

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Tondt, Justin, William S. Yancy, and Eric C. Westman. “Application of nutrient essentiality criteria to dietary carbohydrates.” Nutr Res Rev 33, no. 2 (December 2020): 260–70.

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Westman, Eric C., and William S. Yancy. “Using a low-carbohydrate diet to treat obesity and type 2 diabetes mellitus.” Curr Opin Endocrinol Diabetes Obes 27, no. 5 (October 2020): 255–60.

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Fischer, Emma P., Martin C. Fischer, David Grass, Isaac Henrion, Warren S. Warren, and Eric Westman. “Low-cost measurement of face mask efficacy for filtering expelled droplets during speech.” Sci Adv 6, no. 36 (September 2020).

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