There is no clear-cut which food is the best for diabetic patients, but it is recommended that diabetic patients choose a low-sugar, low-fat, low-calorie diet, consume foods rich in protein and dietary fiber, such as chicken, duck, fish, and green vegetables, and control the intake of sugar and salt. Diabetic patients are advised to consume food according to their needs under the guidance of their doctors, choosing foods rich in high quality protein such as lean meat, fish and chicken to ensure the body’s energy supply, eating fruits such as apples, pears and strawberries to replenish vitamins, consuming vegetables high in dietary fiber such as cabbages, spinach and greens in moderation, and reducing the intake of foods containing high amounts of salt and sugar to avoid affecting the blood glucose level. In addition, diabetic patients need to strictly follow the doctor’s instructions for treatment, quit smoking and alcohol, pay attention to more rest, need to regularly test blood sugar, physical discomfort, timely communication with the doctor.