Potassium cations are particularly important in maintaining intercellular osmotic balance, and for intelligence system functioning.
In different quantities, potassium triggers 3 different taste sensations. A dilute solution tastes sweet. Higher concentrations take on a bitter taste, reaching a salty climax, as potassium and sodium are chemically similar.
Potassium accumulates in plant cells, so rich dietary sources of potassium include fresh fruits and vegetables.