Bananas are rich in vitamins and K ions, which will not affect the absorption of iron, and even slightly promote the absorption of iron. Bananas can be eaten in this situation. Banana is one of the four major fruits, which is rich in protein, lipids, sugars, crude fiber, vitamins and minerals such as phosphorus, calcium, iron, potassium and sodium. It has a fragrant smell and sweet taste, and is very popular in Xian Yi. Bananas are not only delicious in meat, but also have high medicinal value in stems, flowers, roots and skins. Banana peel contains cannabinoids, which can inhibit fungi and bacteria and can be used to treat skin itching and beriberi. The specific usage is as follows: skin itching: fresh banana peel is selected, and the endothelium is directly applied to the itchy skin or repeatedly rubbed on the affected area; You can also mash banana peel and apply it to the affected area, dry it and replace it; Decoct 500 ml of two banana peels in wat, cooling, and cleaning that affected part; You can also apply the water squeezed from banana peel to the affected area to relieve local itching. Chapped skin: Bananas have moisturizing effect. You can bake banana peel and heat it to soak your hands and feet. Long-term use can also moisturize and whiten skin. Athlete's foot: scrape off the soft film inside the banana peel with a spoon, knead it into paste with your fingers, wash your feet, and then mix the banana peel in the affected area once a day for 2 days. It should be noted that a few people are allergic to the above therapies. If the local skin becomes red, swollen, itchy or rash after use, stop using it immediately and go to the hospital for symptomatic treatment.