Patients with high blood sugar can eat potatoes appropriately. Potato is a common food, rich in dietary fiber, carbohydrates, folic acid, magnesium, potassium, niacin, vitamin K and other nutrients, and the glycemic index compared to refined rice, refined pasta is lower, 65 (steamed potatoes), so patients with high blood sugar can eat potatoes. It is important to note that try to avoid cooking potatoes in unhealthy ways such as frying and barbecuing, as eating barbecued or fried potatoes is not conducive to glycemic control in patients with high blood sugar, and try to cook them in steamed or boiled form. Patients diagnosed with high blood sugar should maintain a healthy diet and lifestyle, and standardize the use of medication.