Protein powder to eat how long to stop is different from person to person, for the people who have just finished surgery, poor digestion and other people can take 3 months and above, while the healthy people do not need to eat protein powder, cirrhosis (loss of compensation) and other diseases of the population should not take protein powder. Protein powder is the use of purified soy protein, casein, whey protein composed of protein combination powder, is a kind of health food for the human body to provide protein, general just after surgery and poor digestion and other groups of people can be appropriate to take protein powder, just after surgery can be taken for 3 months, while indigestion and other groups of people may need to be taken for a long time. Healthy people with normal digestion and absorption function can usually get enough protein directly from food and do not need to take protein powder. In addition, for patients with cirrhosis (loss of compensation), it is not advisable to take too much protein powder, so as not to increase the burden on the liver and aggravate the condition. People who are allergic to soy, milk, etc. should not consume protein powder.