High blood sugar can eat grapefruit in moderation, grapefruit belongs to the low glycemic index fruit, rich in vitamins, fiber, trace elements, can prevent cardiovascular disease, has enhanced physical fitness, promote fat consumption, promote calcium, iron absorption, beauty, skin tightening function, so diabetic patients can eat properly, provided that the blood sugar control on the basis of the standard, in small amounts between meals, consumption Too much can also cause blood sugar to rise. If you eat grapefruit, reduce the intake of staple foods accordingly to ensure that the total calorie intake is constant throughout the day, and monitor the blood sugar before and after eating grapefruit. In addition to grapefruit, diabetic patients can also choose to eat green apples, cherries, kiwis and other fruits with low sugar content.