Appropriate vegetarian diet may be helpful for blood glucose control, but a pure vegetarian diet is not recommended, and a balanced nutritional diet is also needed, as well as active cooperation with the doctor for reasonable treatment. Vegetarian diet contains vitamins, dietary fiber and other nutrients, appropriate vegetarian diet may help blood sugar control. But scientific diet is the basis of diabetes treatment, diabetic patients need a balanced diet, nutritional comprehensiveness, not pure vegetarian. Diabetic patients also need to take metformin, acarbose and other hypoglycemic drugs under the strict guidance of the doctor according to their own conditions. Some patients also need to inject insulin, and if necessary, need to cooperate with the doctor to choose to carry out sleeve gastrectomy, gastric bypass surgery. It is recommended that diabetic patients strictly under the guidance of the doctor to plan a reasonable diet, and cooperate with the doctor to take targeted treatment.