Banana stem is high in fiber and can aid in the treatment of ulcers or an acidic stomach. Like the fruit, Banana stem is very high in potassium and vitamin B6, which together benefit the muscles and the body’s production of hemoglobin and insulin. In Ayurvedic practice, Banana stem is used to aid in weight-loss, and is also said to be beneficial to overall health. It is also said to have cooling properties, which are beneficial in hot environments. Banana stem is also a diuretic and can help prevent kidney stones.