Cereal is oatmeal, and diabetics can choose sugar-free plain oatmeal. Diabetes mellitus is a group of metabolic diseases characterized by hyperglycemia, often accompanied by defective insulin secretion or its biological role is impaired, so the diet needs to pay attention to avoid high-sugar foods. Oatmeal is one of the coarse grains that can be normally consumed by diabetics, and when eating it, you can choose sugar-free original oatmeal without added sugar, milk powder and other substances. Diabetic patients are often accompanied by chronic damage and dysfunction of various tissues, especially the eyes, kidneys, heart, blood vessels and nerves. In the systematic treatment at the same time daily diet is equally important, in addition to oatmeal can be consumed, you can also choose to eat corn, black rice, brown rice and other coarse grains. It should be noted that although diabetic patients can consume sugar-free plain oatmeal, but should not eat too much, so as not to affect the blood sugar as well as the gastrointestinal burden. If you have abnormal blood sugar after consuming sugar-free plain oatmeal, you need to consult a doctor immediately.