<b>What Is a Potassium Chloride Powder Supplement?</b> <p>A potassium chloride powder supplement contains a potassium salt powder that acts as a source of potassium. Potassium chloride is often mixed with table salt to form a low-sodium salt alternative. Potassium is an essential nutrient that is important in maintaining hydration in the body.* Potassium is found in many fruits and vegetables — most famously bananas.</p> <p>This potassium chloride powder supplement is a crystallized powder.</p> <b>Potassium Chloride Powder Supplement Benefits</b> <p>Potassium chloride powder supplements may support healthy nervous function, the muscles, and heart function.* Potassium is also an important electrolyte that assists in maintaining hydration of the body.*</p>