Rice flour has a glycemic index of around 61. The glycemic index is known as the Glycemic Index (GI), and its value reflects the speed and ability of a food to raise blood glucose compared to glucose. The Glycemic Index (GI) of glucose is usually set at 100, so the glycemic index of rice flour is around 61, which is a medium GI food. Glycemic index is an effective indicator of food-induced postprandial glycemic response, which is important for guiding the daily diet of diabetic patients under the guidance of the diabetic patients, diabetic patients in the consumption of high carbohydrate-containing foods, they should choose low glycemic index food, which is conducive to the control of blood glucose. Diabetic patients in daily life diet, can be under the guidance of professional doctors reasonable diet.