Diabetes can drink black coffee, but pay attention to moderation, and it is recommended to drink black coffee without adding any dairy products, sugar products, as well as coffee mate and other ingredients containing sugar and fat. Diabetes refers to the increase of blood glucose level in the blood, beyond the normal range, can increase the incidence of coronary heart disease, atherosclerosis, hypertension and other diseases. Generally speaking, diabetes can drink coffee in moderation, of which black coffee is a good choice for diabetic patients because black coffee is low in calories. However, it should be noted that when drinking black coffee, it is not recommended to add any dairy products, sugar products, coffee mate and other ingredients, otherwise it will cause a significant increase in blood sugar and aggravate the condition of diabetes. If there is a diabetic problem, it is recommended to go to the regular hospital in time, receive examination and treatment. In your daily life, avoid eating foods high in oil, fat and sugar.