Healthvit Potassium Chloride 99MG | 60 Tablets This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood. A normal level of potassium in the blood is important. Potassium helps your cells, kidney, heart, muscles, and nerves work properly. Most people get enough potassium by eating a well balanced. Some conditions that can lower your body’s potassium level include severe prolonged diarrhea and vomiting, hormone problems such as hyperaldosteronism, or treatment with diuretics. Benefits of Healthvit Potassium Chloride provides nutritive support for maintaining normal healthy skeletal and cardiac muscle function and nerve impulses. Potassium Chloride 99mg Potassium Chloride dietary supplement. Potassium provides nutritive support for maintaining normal healthy skeletal and cardiac muscle function and nerve impulses.