Bananas are a good source of resistant starch which is found in foods rich in carbohydrates, and that helps with weight loss. Our body resistant starch is digested slowly, which means that we will be more satisfied. Slightly green bananas medium sized has 12.5 grams of resistant starch, while ripe banana has almost a 5th.
Regulate blood pressure
Another good side of the high amounts of potassium in bananas: regulate blood pressure. The more potassium goes in the body, the more sodium comes out of the body. This mineral acts as a natural diuretic and stimulates the kidneys to excrete excess sodium which the body retains.