We are no strangers to protein and know that it is an essential component of all cells and tissues in the human body. Protein accounts for about 18% of the total mass of the human body, and all the important components of the organism require the participation of protein. This means that it is impossible to maintain a healthy functioning of the human body without protein. If the body is deficient in protein, it will affect the normal functioning of the body and will be disease-ridden. For healthy people, protein deficiency does not usually occur as long as they stick to a normal diet. Because we usually eat milk, eggs, meat, soy, wheat and corn, etc., can fully meet the body’s protein needs, there is no need to supplement protein powder. Here mentioned protein powder, some people may not know much about it, this protein powder is made of soy protein, whey protein, whey, lecithin, its as one of the main ingredients of whey protein, contains sufficient methionine, to make up for the lack of soy protein, can provide a balanced 9 kinds of essential amino acids. It can be seen that protein powder is very good, but normal people do not need to consume it, only when the body has malnutrition, disease caused by reduced eating or disease resulting in increased protein needs (such as trauma, burns, post-operative recovery, tumors), etc., protein powder is needed as a beneficial nutritional supplement. If a normal person does not rely on the daily diet to provide protein, but only rely on protein powder to provide the protein needed by the body, the consequences are very serious, if too much protein intake, not only a waste, but also harmful to human health, because the accumulation of protein breakdown products in the body will affect the normal liver and kidney function and low immunity, where excessive intake of animal protein can also induce Heart disease. In addition, consuming too much protein can increase the risk of cancer. Therefore, there is no need to consume protein powder for normal healthy people. If consumed, it is not only unhealthy but also harmful to the human body, which is not worth the cost. Even for people who need to supplement protein powder due to illness, they should not rely on protein powder alone, they still need to supplement the protein needed in their body through diet, so that the protein supplemented will be more beneficial to their health.