I get it through a tiny spoon (1/8-1/4 gram every few days or once per week) of potassium bicarbonate, which also acts as an antacid after meals. I have also tried potassium citrate. Dietarily, men should be getting 3-4 g per day, which is probably more than most receive.

I work as a medical technologist and have published peer-reviewed research on potassium sensing in the renal system.

a pertinent section in wikipedia regarding how to get potassium...

https://en.wikipedia.org/wiki/Banana#Potassium

cream of tartar is very rich in potassium.

Bananas.