First of all, fitness is through various actions of self-resistance. Gymnastics and yoga can enhance strength, flexibility, endurance, coordination and the ability to control all parts of the body, thus making the body strong, and play a role in shaping muscles and exercising in this process. Muscles are being reshaped during exercise, and muscle shaping needs protein to supplement the energy consumed by shaping muscles. Secondly, in order to maintain the molded muscles, bodybuilders generally use low-calorie and high-energy foods, such as chicken breast, beef, eggs, beans, etc., but these foods need to be eaten for a long time to achieve the ideal effect. It is recommended to eat protein powder for a short time, which is efficient.