The pineapple can be eaten by diabetic patients in moderation when their blood sugar is still well controlled, but it contains more sugar, so it is important to eat about 100 grams or taste it, not to feast on it, and to choose between two meals when the pancreatic burden is light to eat 1-2 hours after eating to check the blood sugar, if the blood sugar is high in the next main meal to reduce the amount of staple food. If your blood sugar is still high, don’t eat it for now. In addition to pineapple, diabetic patients can also limit the amount of the following fruits they choose to eat: plums, watermelon, oranges, lemons, grapes, strawberries, sugar cane, etc. Diabetic patients should also pay attention to the control of the three meals a day diet, and try to avoid the following kinds of food: First, food containing more salt. Eating too much salt can cause an increase in blood volume, which leads to increased blood pressure, increasing the burden on the kidneys, fundus and heart, prompting or aggravating vascular complications. Second, too greasy food. Do not eat too greasy food, especially food containing animal fats and oils, such as fried food, food made of animal fats and oils. Because these foods, containing a large number of saturated fatty acids, it can make blood lipids, blood viscosity, prompting or aggravating atherosclerosis. Third, try not to eat spicy and irritating food, such as hotter peppers, pepper, mustard, etc.. Fourth, do not eat food containing more sugar. Food with high sugar content, after consumption, will make the diabetic patient’s blood sugar rises rapidly.