ICR was established for three main purposes: Research. As a research organization, ICR conducts laboratory, field, theoretical, and library research on projects that seek to understand the science of origins and earth history.
The high level of potassium in bananas helps to replace electrolytes that may be lost by severe bouts of diarrhea. Bananas are also rich in pectin, a soluble fiber that helps to absorb liquid in the intestines and thus move stool along smoothly. Bananas also contain a good amount of inulin, another soluble fiber.
A average-size banana contains 500 mg. of potassium; If we need 5000 mgs per day, then about 10 would be ideal if that is our only PO source. But you never get caught up, as #2 explained; bananas are wonderfull food, one of few that a person can eat only that and survive.