Healthy people who eat peaches in moderation generally do not have elevated blood sugar. Diabetic patients may have elevated blood sugar after consuming excessive amounts of peaches. Peach belongs to a kind of peach, the glycemic index is 28, belongs to the low glycemic index fruit. So moderate consumption of peaches generally does not cause an increase in blood glucose, but it contains a certain amount of sugar, if diabetic patients one-time large amount of eating peaches is likely to cause large fluctuations in blood glucose, is not conducive to diabetic patients to control blood glucose and maintain blood glucose stability. Patients diagnosed with diabetes should pay attention to dietary adjustments, reasonable control of energy intake, and pay attention to moderate exercise, blood glucose monitoring, if necessary, under the guidance of a doctor to apply hypoglycemic drug therapy.