A healthy range of blood potassium levels is 3.5 to 5.0 millimoles per liter of blood. Levels above this may indicate hyperkalemia, which occurs most often in people with chronic kidney disease.

For example, a single banana will provide roughly 422 mg (about 9 ... 1.5 times the amount of potassium in a banana. Lentils are high in fiber, which helps prevent spikes in blood sugar levels.