Protein powder is recommended to be eaten between meals to increase the absorption and utilization of protein powder, which is beneficial for protein supplementation. Protein powder is rich in soy protein, whey protein, casein, pea protein, soy phospholipids, methionine and other nutrients, which can supplement the body with protein, enhance nutrition, improve the immunity of the body and promote the metabolism of the body. When using the application of warm water, do not use hot water, so as not to destroy the protein in the protein powder. Under normal circumstances, the normal diet does not have to worry about the emergence of protein deficiency, no additional protein powder. Blindly supplementing protein powder can easily lead to weakened gastrointestinal function and lowered body resistance; blindly supplementing protein powder can also increase the burden on the liver and kidneys, resulting in decreased kidney function and proteinuria; excessive intake of protein powder can also easily lead to cardiovascular and cerebrovascular diseases; easily make people obese, leading to osteoporosis, etc. The daily diet of meat, eggs, fish, milk, soybeans and other foods can provide the body with high quality and sufficient protein.