1. Protein powder is a nutritional supplement for specific people. As an amino acid supplement food, it can provide essential nutrition for infants, the elderly, sports people, patients before and after operation and people who lose weight due to lack of protein.
Insufficient intake of protein will not only affect the body's water metabolism, but also lead to low immune function, poor sleep, anemia and other diseases. In these cases, high-quality protein powder has become a good supplement.
2, muscle protein powder, a kind of protein powder, the main function is to accelerate muscle growth and strengthen the system. It belongs to nutrition and is suitable for people who are thin, fit and want to gain muscle. Body-building protein powder includes fattening powder and muscle-building powder. It is a high-calorie nutritional supplement. In China, it is generally believed that the content of protein is more than 25% and it belongs to fattening powder, while the content below 25%.
The main components are different:
1, a common protein powder, is generally made from protein such as purified soybean protein, casein, whey protein (lacking isoleucine) and pea protein, or the above protein, and is rich in protein.
2. The main components of fitness protein powder include carbohydrates, protein, vitamins and trace elements, and some of them have added creatine, glutamine, branched-chain amino acids, carnitine, methyl chromium and so on. , can maximize the supplement of various nutritional elements needed for bodybuilding training.
Extended data:
For healthy people, the lack of protein generally does not occur. Milk, eggs, meat, soybeans, wheat and corn contain all kinds of essential amino acids in sufficient quantities and appropriate proportions. Moreover, the psychological enjoyment and sensory stimulation brought by food can not be replaced by protein powder. Excessive intake of protein is not only a waste, but also harmful to human health.
Main functions and functions of protein powder:
1. Supplementing nutritional sources
Protein is the main source of human nitrogen, which can not only provide some consumed energy, but also be used to synthesize new tissues. Protein accounts for about 17% of the adult's body weight, and 3% of protein participates in metabolic renewal every day. Babies, teenagers, pregnant women and lactating women should not only maintain the protein renewal of tissues, but also synthesize new tissues.
When protein in the body is insufficient, people's basic life activities will be affected, which may lead to growth retardation, underweight and mental retardation of children and adolescents. Adults have fatigue, weight loss, anemia, decreased plasma albumin, and even edema; It can also lead to menstrual disorders in women. Eating protein powder can effectively prevent or improve these symptoms. ?
2. Disease prevention
Heart disease is the main cause of death in western developed countries. High plasma cholesterol is the main cause of heart disease. Animal fat in the diet will increase the content of plasma cholesterol, which is an important factor leading to arteriosclerosis and heart disease.
Excessive saturated fatty acids, cholesterol and blood cholesterol are directly related to heart disease. Lowering plasma cholesterol will reduce the risk of heart disease.
3. Reduce the burden on the kidneys
Nephropathy is a common long-term complication of diabetes, and more than 20% of diabetic patients have impaired renal function. The intake of animal protein will increase the burden on the kidneys, which will lead to the aggravation of diseases. Soybean protein can prevent and reduce the damage of animal protein to kidney by reducing plasma cholesterol content.
Side effects of protein powder:
Excessive intake of protein is not only a waste, but also harmful to human health, because the accumulation of decomposition products of protein in the body will affect normal liver and kidney function and low immunity, and excessive intake of animal protein will also induce heart disease. In addition, excessive intake of protein will increase the risk of cancer.
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