Diabetic patients eating cold potatoes will generally appear the phenomenon of elevated sugar. Cool potatoes contain a large number of carbohydrates, due to carbohydrates into the body, by amylase, glucosidase and other decomposition, and ultimately can be turned into glucose to be absorbed, so that diabetic patients can appear the phenomenon of elevated blood sugar. Diabetic patients are encouraged to eat small meals, regular meals. Nutritional balance, can be added to the meal every day oatmeal, cornmeal and other coarse grains, as well as kelp, konjac and fresh vegetables, lean meat, fish and other nutrient-rich foods. Dietary control of diabetic patients is very important, can directly affect the level of blood sugar fluctuations, should eat less refined sugar foods, such as condensed milk, candied fruit and so on. If you feel unwell after eating, it is recommended that you seek medical attention in time to standardize your treatment.