Diabetic patients can eat boiled corn, but need to control the amount of food. Corn belongs to carbohydrates, do not eat too much at one time, eating corn should pay attention to the appropriate reduction of the amount of other types of carbohydrates in the same meal, such as reducing the intake of steamed bread, rice. Diabetic patients need to limit the total energy of daily intake, reasonable distribution of nutrients needed in the body. In addition, diabetic patients diet also need to pay attention to, develop standardized eating habits, regular meals, eat more dietary fiber-rich fresh vegetables and fruits, cereals, low glycemic index foods, eat less or do not eat greasy fried food. Diabetic patients do not have absolutely can not eat food, need to be in the case of normal blood glucose control, and strictly control the amount of food, in order to ensure the stability of blood glucose. At the same time need to standardize the treatment under the guidance of the doctor.