What Is Potassium? Why the Nutrient Is Important and How to Get More in Your Diet
By Stephanie Bucklin
Medically Reviewed by Lynn Grieger, RDN
You’ve probably heard of potassium. The well-known nutrient may even conjure up vague images of bananas, electrolyte balance, and muscle cramping. But what exactly is this important nutrient, and where can you get it?
Potassium is actually a mineral that is essential for muscle function. (1) It relaxes the walls of the blood vessels, which in turn lowers high blood pressure (hypertension) and can help against cramping, according to Harvard Medical School. (1) Potassium does so by ensuring that there’s a normal water balance between the cells and the fluid outside of them, and that certain enzymes in your cells are able to work properly. (2)
https://www.everydayhealth.com/diet-nutrition/diet/potassium-defined-recommended-intake-sources-health-benefits-more/
