Fatty liver patients with blood glucose around 12 mmol/L is not normal either fasting blood glucose or 2 hours postprandial blood glucose, you need to follow the doctor’s advice to take medication. 1. If the fasting blood glucose reaches 12 mmol/L, combined with the symptoms of diabetes such as drinking, urinating, eating, etc., it can be diagnosed as diabetes, first of all, we need to carry out the management of life, eat less food, eat less fried food, fat meat, etc., and we also need to carry out appropriate exercise. Doctors will give hypoglycemic drug treatment, such as metformin, acarbose, etc., according to the patient’s specific situation. 2. If the 2-hour postprandial blood glucose is about 12 mmol/L, it is also on the high side. Normal 2-hour postprandial blood glucose is generally <7.8 mmol/L, ≥11.1 mmol/L combined with diabetes-related symptoms can be diagnosed as diabetes, but also need to control the diet and appropriate exercise at the same time with the doctor active treatment. The discovery of elevated blood glucose should be timely to the hospital, under the guidance of the doctor active treatment.