Diet therapy is the basic treatment for diabetic patients, in order to ensure the stability and standard of blood sugar of diabetic patients, and also to ensure the nutrition of diabetic patients, in the diet should achieve a balanced diet, food diversity. And to choose some food suitable for diabetes, but also pay attention to contraindications, can be sure that brown sugar diabetic patients can not eat, this is because the main component of brown sugar is glucose, eating brown sugar will cause an increase in blood sugar. Diabetic patients should not eat brown sugar, such as icing sugar, maltose, honey, chocolate, preserves, soft drinks, various commercially available juices, sweet drinks, ice cream, cakes and sugar pastries, etc. should also be contraindicated.