Potassium contributes to the normal functioning of muscles and the nervous system, and to the maintenance of normal blood pressure. Vitamins and minerals are essential micronutrients for the proper functioning of our bodies. Soria Natural's line of vitamins and minerals has been designed in the form of sustained-release tablets, allowing the active ingredients to be released into our bodies at a controlled and sustained rate, allowing for better utilization. Usage tips 2 tablets a day are recommended.