Judging from the main function of protein powder, the purpose of buying protein powder for fitness is to get a better protein. The protein powder sold in the market is mainly whey protein. Other soy proteins and egg whites are gimmicks. Don't be cheated. You bought soybean protein powder at the price of whey protein powder.
Protein can be divided into plant protein and animal protein. Plant protein and animal protein are beneficial to the human body, and they are indispensable substances for the growth and development of teenagers and the enhancement of their physique. For middle-aged people, protein can enhance the memory of mental workers and enhance the endurance of manual workers. For the elderly, supplementing high-quality protein can delay aging and prevent the occurrence of various senile diseases.
Don't follow the crowd when buying protein powder, let alone listen to what brand is getting higher and higher. Protein powder, complementary food, delicious, quality pass, safe, just fine. Everything else is empty, no matter which country or brand, the quality is hard or not, depending on the content of the test, the quality of the product and the flavor, everything else is empty.
For more than 90% people, protein powder is not necessary, or even a waste of money. Simply speaking, changing body shape is the difference in calories between diet and exercise, followed by diet structure and then tonic. Don't expect protein powder to play much role.
Other 10%, either the diet is really limited at ordinary times, or it is convenient and fast for protein to eat, or it is to spend more money on freshness. Protein powder is just a supplement. Compared with food, it is a convenient or cheap way to eat protein, and protein has no special function of increasing muscle and weight. Don't expect to grow muscles out of thin air after drinking the so-called "muscle-building powder". It is almost impossible to change your body shape without changing your diet and exercise habits.