Diabetic patients drink alcohol every day is very harmful to the body, alcohol is a kind of high calorie stuff, will cause the rise of blood sugar. After diabetic patients drink alcohol, the destruction of the gastrointestinal function of alcohol easily cause vitamin absorption disorder, easily aggravate the symptoms of diabetes itself gastroparesis, diabetic peripheral neuropathy aggravation, and the patients are prone to sympathetic nerve excitation after drinking alcohol, which is unfavorable to diabetes. What’s more, drinking alcohol will easily aggravate the load on the liver and kidneys, which will further aggravate the complications, and the liver is the place where glycogen is stored, which will easily lead to the disturbance of sugar metabolism. Patients with diabetes should pay attention to low-sugar, low-fat, low-cholesterol diet, patients do not eat sugary foods, not only to pay attention to the diet, but also from the exercise to strengthen the calcination, but also pay attention to rest.