Plant protein powder will add various nutrients to make up for the low absorption rate of plant protein. But not suitable for young men and bodybuilders.
There are several kinds of animal proteins, one is pure whey protein, which is made from milk. No other substances are added.
One is mixed protein, mainly whey protein, and there are different amounts of egg protein and casein, considering the extension of absorption time.
Whole protein powder is a kind of purified food, which has no side effects on the body. Of course, if you eat it as a meal, you may get gout because of protein's excessive intake.