It is possible to eat potatoes as a staple food for diabetes. Compared to fine rice and noodle products, their glycemic index is lower, but the intake should be controlled. Potatoes are a variety of starchy foods, rich in starch and a variety of trace elements and minerals, which can provide the body with a wealth of calories. Compared with fine rice and noodle products, its glycemic index is low and can be used as a staple food for diabetics. Although potatoes can be used as a staple food for diabetes, it is not recommended to consume too much at one time, as this can also cause a significant rise in blood sugar. Pay attention to monitoring blood glucose changes and reduce the amount of food you eat when your blood glucose level is too high. Deep frying, pan-frying and barbecuing are not recommended for potatoes. Steaming, boiling and stewing are recommended for potatoes. Consult your physician or dietitian for specific dietary combinations.