You gotta be careful with it, though. Excessively high concentrations of potassium can cause hyperkalemia, which can be lethal. That's why potassium supplements

You gotta be careful with it, though. Excessively high concentrations of potassium can cause hyperkalemia, which can be lethal. That's why potassium supplements aren't sold in large doses; potassium bound up with fiber and whatnot slows digestion and absorption rates, minimizing the chances of an adverse buildup.