Bananas contain calories, carbohydrates, proteins, potassium and other nutrients that have some nutritional value. Eating bananas in moderation can provide the body with some energy, replenish some of the nutrients it needs, and maintain normal life activities to a certain extent. In general, every 100 grams of banana contains 89 calories, of which 22 grams of carbohydrates, 1.0 grams of protein, and very little fat, less than 0.5 grams. At the same time bananas are rich in potassium, each 100 grams of bananas contains 358 mg of potassium. You also need to pay attention to the diet is not recommended to eat too much, if a short period of time excessive consumption of bananas, may stimulate the gastrointestinal tract, causing abdominal pain, diarrhea and other uncomfortable symptoms. Secondly, the diet also needs to be diversified, daily life also need to choose to eat some fresh vegetables, meat, etc., can ensure that the human body intake of comprehensive nutrition, to avoid a single diet caused by malnutrition.