Diabetic patients can eat grapes, but in moderation. Grapes are rich in carotene, vitamin E, vitamin C, folic acid, potassium, calcium and other nutrients, and the glycemic index is low, 43, belonging to the low glycemic index food, so diabetic patients can eat grapes, not only will not cause large fluctuations in blood glucose, but also help to replenish nutrients. Although grapes have a certain nutritional value, but should not be eaten in large quantities at once, so as not to cause indigestion and other symptoms. In daily life, diabetic patients should choose to eat fruits with lower glycemic index, which can help maintain blood sugar stability. Diagnosed diabetic patients should actively cooperate with doctors to maintain a healthy diet.