Bananas are widely recognized for being rich in potassium, a vital mineral that plays several essential roles in the human body. Potassium helps regulate blood pressure, maintain proper muscle function, and support nerve signaling. One medium banana typically contains about 422 mg of potassium, making it one of the most accessible and popular dietary sources of this important nutrient. Eating bananas is an easy way to help ensure adequate potassium levels, contributing to overall health and well-being. Their convenience and natural sweetness make them a popular snack choice among people of all ages.