Why do our bodies need potassium as an electrolyte if we already have sodium which helps our body absorb water and ensures our muscles work?

Question

Why do our bodies need potassium as an electrolyte if we already have sodium which helps our body absorb water and ensures our muscles work?

In: 16

Answer 1

The body uses several different metal ions for different purposes.

Calcium, potassium, sodium, iron, magnesium, manganese… just look at any mineral supplement and you will see a list of different metal ions used by the body. They aren’t interchangeable.