People with diabetes can eat blueberries, but they need to eat blueberries in moderation. Blueberries are a common fruit, containing vitamin C, vitamin A, potassium, phosphorus, anthocyanins and other nutrients, can play a role in improving vision, antioxidant and other functions, and calories and fat content is low, so diabetic patients can eat blueberries, but need to eat in moderation, after all, blueberries contain a certain degree of sugar, excessive consumption will not be conducive to blood sugar control. Diabetic patients should maintain a low-salt, low-sugar, low-fat diet, according to the individual’s height, weight, consumption and other factors to formulate the total daily calorie intake, appropriate jogging, jumping rope and other aerobic exercise, the use of hypoglycemic drugs as prescribed by the doctor’s treatment, are helpful in controlling blood sugar.