Potassium is a nutrient that your body needs for your nerves and muscles–especially your heart–to work right. Your kidneys help to keep the potassium levels in your body within a healthy range. But when you have kidney disease, sometimes your kidneys can’t remove the extra potassium from your body. Potassium binders are medicines to help your body get rid of extra potassium. Learn how appropriate hyperkalemia (high potassium) management through use of binders may allow for more flexibility in on