An example of a common bean is the red kidney bean. In shape and colour, it resembles a kidney. Kidney beans provide incredible health benefits. Boiling these beans gives them a reddish brown color complemented by a mild taste, but the beans readily take on other flavors from whatever seasonings they are cooked with. A number of essential nutrients are present in them and all of these nutrients are essential for proper body function. Weight loss is possible with these beans, while this legume also promotes colon health and control blood sugar levels.