Drinking bitter melon water for diabetes for a long period of time is usually not harmful, just avoid excessive consumption for a short period of time. Diabetes is a metabolic disease caused by genetics, age, autoimmune diseases and other factors. Bitter melon water contains vitamins, crude fiber and potassium and other trace elements, diabetic patients moderate drinking can replenish the body needs. Avoid taking too much in a short period of time to prevent aggravating the burden on the stomach and intestines and indigestion. Drinking bitter melon water for a long time for the body has certain benefits, but for diabetes can not achieve the therapeutic effect. Diabetic patients can use Dulaglucagon injection, metformin and other drugs under the guidance of the doctor for treatment. Diabetic patients should pay attention to regular monitoring of blood glucose, diet should pay attention to small meals and appropriate exercise. Diabetic patients can have a reasonable diet and treatment under doctor’s guidance.