1, add enough heat. Muscle growth consumes energy. Without enough calories, it is impossible to ensure the normal growth of muscles. 2. Add enough carbohydrates. The energy in bodybuilding training is mainly provided by glycogen, and carbohydrate intake can supplement glycogen, supply energy and prevent muscle decomposition caused by training. 3. Supplement high-quality protein raw materials. Protein is the cornerstone of muscle composition and the foundation of muscle growth, so you must take enough high-quality protein every day.