Diabetic patients eat dragon fruit appropriately generally does not have serious harm, if a large number of eating dragon fruit may cause excessive elevation of blood sugar. Dragon fruit contains dietary fiber, vitamin E, vitamin C, phosphorus, potassium and other nutrients, diabetic patients can eat dragon fruit, supplement the body’s nutritional needs; however, if diabetic patients eat a large number of one-time may cause excessive elevation of blood glucose, is not conducive to maintaining blood glucose stable. In daily life, diabetic patients should maintain a low-salt, low-fat, low-sugar diet, appropriate exercise, and actively cooperate with the doctor’s treatment, all help to maintain stable blood sugar. It is recommended to arrange a reasonable diet under the guidance of a doctor.