Potassium is another mineral that is classified as an electrolyte, a substance that has electrical properties when it is dissolved in the fluid part of the blood. Like Sodium and Chloride, the other two electrolytes, Potassium is involved in maintaining the body's fluid and acid-base balances.

It also is essential for proper muscle function and various metabolic processes.

Potassium also conducts nerve impulses and regulates the heartbeating and blood pressure.