Shop for Potassium at National

WHAT IS #POTASSIUM? Did you know that potassium is the third most abundant mineral in the human body and essential to the function of the heart, kidneys, brain, and muscles? Potassium is crucial for just about every aspect of health. On top of being a mineral, potassium is also an important electrolyte that works in tandem with #sodium to regulate fluid balance, heart rhythm, proper function of muscles and nervous system.