Diabetics can eat green beans, but in moderation. Diabetic patients can eat green beans, because the GI value of fresh green beans is less than 15, belonging to the low GI value of food, eat some green beans in moderation will not cause patients’ blood sugar fluctuations. In addition, green beans are rich in protein, fiber, calcium ions and other nutrients, with supplemental nutrients, maintain normal intestinal function and other functions. Therefore, patients eat green beans in moderation to help their health. Although green beans have certain nutritional value, it is not recommended to eat too many green beans at one time, because eating a large amount of green beans can easily cause gastrointestinal tract dysfunction in diabetic patients, diarrhea, abdominal distension and other symptoms. In daily life, diabetic patients can choose more low GI value food like green beans, which helps patients control blood sugar. It is recommended that diagnosed diabetic patients actively cooperate with the doctor for glucose-lowering treatment, and regular monitoring of blood glucose values, if any discomfort promptly seek medical attention.