Are baked potatoes with skin a good source of potassium?

Yes, baked potatoes with skin are a good source of potassium. A medium-sized baked potato (about 6 ounces) with the skin provides approximately 926 milligrams of potassium. Potassium is an essential mineral that plays an important role in many bodily functions, such as regulating blood pressure and fluid balance. It is also important for maintaining healthy nerve and muscle function.