Whey protein is a kind of protein in milk. It has the characteristics of high nutritional value and easy digestion and absorption, and contains a variety of active ingredients. It is recognized as one of the high-quality protein supplements for human body. Whey protein has the fastest absorption rate and the highest absorption rate. It is the best protein tonic after training, which can quickly fill muscle cells.

Protein needs to be supplemented in time for fitness, and protein is the most important source of nutrition for muscle growth. Protein, a bodybuilding coach, should mainly eat fat-free or low-fat foods, such as skim milk, egg white, fish, skinless poultry and steak.