The fruit known for its high potassium content is the banana. Bananas are not only widely recognized for their sweet taste and convenient, portable nature, but they are also an excellent source of potassium, a vital mineral that plays an essential role in maintaining proper body functions. Potassium helps regulate blood pressure, supports muscle contractions, and is crucial for nerve function. A medium-sized banana typically contains around 400-450 mg of potassium, making it a popular choice, especially for athletes and active individuals seeking a healthy snack. Additionally, bananas offer dietary fiber, vitamin C, and vitamin B6, making them nutritious overall.