Chronic Illness Practice Test

Potassium-rich foods are those that provide a meaningful amount of potassium in a typical serving. Bananas are well known for their potassium content, so they stand out as a good source when comparing common foods. This makes a banana a strong example of a potassium-rich choice.

The other items on the list are not highlighted for potassium. Bread, chicken, and rice usually contribute much less potassium per serving than a medium banana, and they’re more notable for other nutrients like carbohydrates or protein. Since potassium supports nerve function, muscle contraction, and heart rhythm, choosing foods like bananas helps meet daily potassium needs more efficiently. If you have kidney concerns or are on certain medications, you’ll want to monitor potassium intake with a clinician, but for general dietary purposes, bananas are a clear potassium-rich option.