10 Foods Rich in Potassium Potassium plays an essential role in the proper functioning of cells, tissues and organs in the body. It is an electrolyte, that is, it carries a small electrical charge intended to conduct electricity in the body. It is involved in muscle contraction, including that of the heart, and has a … Continue reading Foods Rich in Potassium (Kalium) | What Foods With Potassium in Them? Good For Heart And Bones