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Definition of Low-Fat Diets—Reply
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In reply
Baschetti criticizes our meta-analysis for including studies defining low-fat diets as diets allowing a maximum of 30% of the daily energy intake from fat. He calls this definition "subjective" and "untenable" in the light of new insights derived from evolutionary biology, suggesting that our ancestors consumed a maximum of 10% to 15% of energy as fat. However, a conflicting report estimates that the ancestral diet was a high-fat, high-protein diet compared with current recommendations.1 Regardless, evolutionary theory would suggest that diet need only allow an individual to reach reproductive age, and hence, "premature" atherosclerosis or cancer would not likely exert evolutionary pressure.
We would like to stress that all of the studies included into our meta-analysis followed currently existing diet recommendations from the American Heart Association and other expert guidelines.2-3 Our inclusion criteria comprised all available low-fat studies and identified only 1 with a low-fat diet fulfilling Baschetti's . . . [Full Text of this Article]
AUTHOR INFORMATION
Alain J. Nordmann, MD, MSc;
William S. Yancy, Jr, MD, MSH;
Ulrich Keller, MD;
Matthias Briel, MD;
Heiner C. Bucher, MD, MPH
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