Sports Nutrition Basics

Plain-language guides to the science of nutrition for people who train and the coaches and trainers who work with them. Each guide explains one topic, such as energy, carbohydrates, protein, fats or hydration, and shows how to judge the nutrition claims you read online.

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• Separating nutrition science from marketing claims
• Calories and the energy nutrients
• Carbohydrates, glycogen, and training
• Protein quality and daily protein
• Dietary fats
• Water and micronutrients

These guides are general information, not a meal plan or medical advice. For a medical condition, an eating disorder, or questions about supplements and lab results, see a registered dietitian or a physician.