Benefits of bananas: 1. Prevention or treatment of hypertension: Bananas contain potassium, which can discharge excessive sodium ions and lower blood pressure. Another ion that lowers blood pressure is calcium, so if you cut bananas into small pieces and mix them with calcium-rich milk in a blender, it will become the best antihypertensive juice. 2. Enhance immunity and prevent cancer: Banana contains lectin, which is a kind of protein. In the immune system, it can further stimulate T cell differentiation and enhance the body's anti-cancer immunity, and it will be directly absorbed in the gastrointestinal tract, unlike other protein, so it has more anti-cancer effect. 3. Rich in fiber to prevent constipation: Bananas contain a lot of fiber, which can stimulate gastrointestinal peristalsis, increase the volume of feces and help defecation. 4. Easy to eat, you can lose weight: bananas are easy to fill your stomach, and a banana is about half a bowl of rice, so many people use it as a food to lose weight. However, when you lose weight, you should not only eat bananas, but also match other low-calorie foods to avoid unbalanced nutrition and loss of health. From the above, eating more bananas is not only good for your health, but also helps banana farmers tide over the difficulties, so have a banana after dinner! There is trace element boron in bananas. Eating bananas after exercise can eliminate fatigue.