High blood sugar, especially diabetic patients, or to eat red beans and barley with caution. Diabetic patients in addition to the use of hypoglycemic drug therapy, life dietary factors are also very important basis for a good dietary structure, conducive to blood sugar control. Red beans, barley belongs to the common carbohydrates, after the use of the body is a certain benefit, such as the common spleen and stomach, clearing heat and dampness, but because it is starch, decomposition, digestion, absorption is relatively fast, will cause a short period of time the rapid rise in blood glucose. For diabetic patients, it may cause a short-term increase in blood sugar, which is not conducive to blood sugar control. However, if the blood sugar control is more satisfactory, consider the patient to red beans, barley has a certain demand, can be consumed in small quantities, such as red beans and barley porridge, can play a certain role in removing dampness, can also be considered to consume, but to strictly control the amount of intake, which in the middle of the attention to monitoring the changes in blood sugar.