Alanine aminotransferase 50u/L is a mild elevation, if it is caused by physiological factors, generally do not need treatment. 1. Physiological factors: for example, prolonged staying up late, drinking a lot of alcohol, emotional stress and irritability, overeating and other reasons will lead to alanine aminotransferase elevation, this kind of elevation is generally a mild elevation, away from these undesirable triggers will generally return to normal, do not need to be deliberately treated. 2. Pathological factors: such as alcoholic liver, fatty liver, viral hepatitis, liver tumors, drug liver injury, metabolic liver disease, or autoimmune liver disease and other causes of alanine aminotransferase elevation need to be treated. Patients should do liver function, liver and gallbladder ultrasound, blood routine, urine routine and other related tests to identify the cause and then actively treat. Patients with alanine aminotransferase 50u/L should actively consult a doctor to find out whether it is caused by physiological or pathological factors, and should not blindly take medication, but should be treated under the guidance of a doctor’s consultation.