Potassium – What Is It Good For? Key Facts About Its Function in the Body

Justyna Kąkol

Publication: 12-06-2025

One of the most important electrolytes, which together with sodium plays a key role in maintaining the body's water balance, is potassium. This element is essential for the proper functioning of the heart, muscles, and nervous system. It also helps regulate blood pressure, keeps cells hydrated, and supports concentration. Potassium is definitely one of those nutrients worth learning more about, especially if you care about your health and well-being. What is potassium good for, what are its benefits, and where can it be found? Can too much of it in the diet be harmful?

Justyna Kąkol

Master of European Studies

Graduate of licentiate studies in Polish philology at the University of Rzeszow and master studies in European studies at the University of Warsaw. For more than 10 years she has been creating substantive content from the scope of health, dietetics and medicine. Passionate about a healthy lifestyle, physical activity and a rational approach to diet. In her free time, she is most likely to prepare tasty, nutritious food and spend time with her family.