Potassium in high doses can lead to heart attacks or death.
But Saturated fat leads to cholesterol buildup in the arteries and that means more risk for heart illnesses and strokes.
High sodium can lead to high blood pressure. But some recent research finds that we don't really know how much sodium is too much for healthy people since some people really overconsume sodium and are not experiencing blood pressure complications.
And lastly, cholesterol from food has no significant effect on our own cholesterol.