FIGURE A Benefits of Dieting Changes in body weight over a 2-year period on three diets. Low-carbohydrate and Mediterranean diets were equivalent after 1 year, and both led to more weight loss than did the low-fat diet.

Information from I. Shai, D. Schwarzfuchs, Y. Henkin, et al. (2008). Weight loss with a low-carbohydrate, Mediterranean, or low-fat diet. New England Journal of Medicine, 13, pp. 229–241.