1, people with poor liver and kidney function: people with liver disease or kidney disease will increase the burden on liver and kidney and damage organs, so it is not recommended to take protein powder.

2. Patients with hyperuricemia gout: The content of purine in soybean is high, and the final product of purine metabolism is uric acid. A large intake of protein powder by gout patients will increase uric acid in the body and aggravate the condition.

3. Infants and young children: The best nutrition for infants and young children is breast milk, which has weak gastrointestinal function and poor absorption of protein powder. Ingestion of protein powder may cause vomiting and diarrhea in infants. If there are no special nutritional requirements, protein powder is generally not recommended.

4. Healthy pregnant women: Excessive intake of protein by healthy pregnant women may increase the burden on organs and affect liver and kidney functions. Moreover, protein powder is a health care product, and some additives will be added during processing. You can't be picky about food or partial eclipse during pregnancy, which means you are healthy and all indicators are normal. It is not recommended to take protein powder, and try to eat fresh meat, eggs and poultry to supplement nutrition.

5. Precautions: Once you have abdominal distension, abdominal pain, diarrhea and other symptoms after taking protein powder, you should stop using it.