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Recent studies in mice have indicated an interrelation between energy balance, diet, and the composition of the gut bacteria.
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The Fitness Textbook will teach you the basic principles of human performance nutrition, including muscle metabolism and fuel utilization before, during and after exercise.
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Herbalife Nutrition Institute

Welcome! The Herbalife Nutrition Institute is dedicated to promoting excellence in the field of nutrition.

This website is an educational resource for the general public, government agencies and scientists concerned with two rapidly evolving areas: foods for health and dietary supplements.

Current Science

High-protein diets have beneficial effects on body fat regulation, but the difference in effect of various types of protein is not known.
This review examines whether proteins from different sources have similar effects on body composition and energy balance.

Current Opinion

Specific foods and lifestyle behaviors are associated with differing rates of weight gain in the U.S. population over time.
This landmark study examines which specific dietary patterns and lifestyle behaviors were more or less associated with observed weight gain.