Elevated aminotransferase can be seen in alcoholic and non-alcoholic fatty liver, cirrhosis, cholangitis and other diseases, the dietary taboos of different diseases have certain differences, patients with non-alcoholic fatty liver should not eat high-fat food, patients with alcoholic fatty liver should not drink alcohol. 1. Alcoholic and non-alcoholic fatty liver: patients with alcoholic fatty liver need to strictly abstain from alcohol, and maintain a nutritious, comprehensive and balanced diet; patients with non-alcoholic fatty liver need to avoid eating high-fat foods, such as fatty meat, animal offal and fried foods. 2. Cirrhosis: patients with ascites need to avoid eating high salt food, such as bacon, ham, etc. They also need to avoid taking hepatotoxic drugs, such as isoniazid. 3. Cholangitis: keep the diet light, easy to digest, should not eat high-fat food, such as fat meat. Patients with elevated aminotransferases who are unsure about dietary precautions are advised to go to the hospital and consult a professional doctor.