Potassium is a very important mineral to the human body. Your body needs potassium to: •Build proteins •Break down and use carbohydrates •Build muscle •Maintain normal body growth •Control the electrical activity of the heart •Control the acid-base balance •Aid normal functioning of the nervous system •Aid normal muscle function •Aid normal blood pressure Added Vitamin C increases absorption and assimilation rate of the Potassium. Unlike many other health food supplement manufacturers, Hellenia is a family company and has been formulating and supplying quality health food supplements in the UK for nearly thirty years. All products manufactured in Great Britain to ISO Standard.