Our Potassium category offers high-quality supplements containing this essential mineral. Potassium is an essential mineral that plays a key role in numerous bodily functions, including maintaining normal blood pressure and normal muscle and nervous system function. According to the health claims of the European Food Safety Authority (EFSA), potassium contributes to the maintenance of normal blood pressure, normal muscle function and normal function of the nervous system. Our potassium products are designed to help you maintain adequate potassium levels.