The liver is an important metabolic organ of the body, responsible for synthesizing essential substances such as albumin and prothrombin, as well as being an important detoxification organ. If a patient has a bad liver, in addition to medication for the cause, he or she also needs to protect the liver through dietary adjustments and life conditioning. A, dietary adjustment: 1, moderate intake of protein: high protein, low calorie food can play a role in assisting the repair of liver cells, promote liver cell regeneration, protein-rich food commonly in eggs, tofu, milk, fish, chicken, etc.; 2, control the amount of sugar intake: under normal circumstances, the remaining unconsumed sugar, in the liver synthesis of liver glycogen stored in order to be broken down into glucose to provide energy when hungry. Bad liver, liver synthesis of liver glycogen ability to decline, too much sugar consumption is likely to lead to increased blood sugar, triggering diabetes, liver disease patients have a higher chance of diabetes than normal people. The main sources of sugar are rice, pasta, sugar, honey, fruit juice, fruits, etc.; 3. Strengthen vitamin intake: Vitamin A can protect the liver, assist in stopping and inhibiting the proliferation of cancer cells in the liver, and reduce the cancer recurrence rate of chemotherapy patients. Foods containing vitamin A mainly include carrots, tuna, tomatoes, spinach, animal liver, cod liver oil and dairy products, etc. Vitamin B group can accelerate substance metabolism, repair liver function, prevent liver fatty degeneration, and thus play a role in preventing fatty liver. Foods rich in vitamin B group include pork, soybeans, rice and shiitake mushrooms. Vitamin E can play a role in stopping the aging of liver tissue. Common foods include malt, soybeans, vegetable oils, nuts, green leafy vegetables, etc. Second, life conditioning: patients with bad liver avoid drinking alcohol, alcohol enters the body through the liver metabolism, excessive drinking or alcoholism is very damaging to the liver. Usually avoid staying up late, the liver will promote metabolism, frequent late nights will affect the liver function, thus aggravating liver damage. In addition, avoid drug abuse, most drugs are metabolized by the liver, inappropriate use of drugs can cause damage to the liver. Pay attention to actively adjust your mind, learn to control your emotions, relax and combine work and rest.