Blood sugar generally rises after eating yellow peels. The yellow skin contains a certain amount of sugar, so eat yellow skin after the blood sugar will rise; although the yellow skin glycemic index is relatively high, but the yellow skin contains vitamins, trace elements and other nutrients, a small amount of eating the yellow skin will not cause blood sugar to rise too fast, too much, but also help to supplement the nutrients. Many fruits in daily life will contain a certain amount of sugar, so for patients with high blood sugar should eat a moderate amount of fruit, should not be consumed in excess, otherwise it will not be conducive to the control of blood sugar. Patients with hyperglycemia should be actively treated, with good dietary management and control, and with reasonable exercise.