Diabetics generally have no strictly inedible miscellaneous grains, a small amount of consumption is possible, try to choose low glycemic index miscellaneous grains. Diabetes is a metabolic disease characterized by chronic hyperglycemia, patients should actively control their diet and limit the intake of sugar and cholesterol. Corn, buckwheat and other cereal grains than refined rice and white flour glycaemic index (GI) is low, for example, the GI value of refined rice is 82, corn is 55, buckwheat is 54, the general GI index is higher than 70 is high GI food, 55-70 for the middle GI food, less than 55 for low GI food. However, it should be noted that the low glycemic index of food does not mean that you can eat more, after a large number of consumption, will also cause a certain degree of elevation of blood glucose, so the glycemic index of food and intake should be considered comprehensively, diabetic patients can not be too full for a meal, it is recommended that a small amount of meals, a reasonable diet. There is no miscellaneous food that diabetic patients can not eat, under the guidance of the doctor combined with their own condition reasonable diet and treatment.