Beans have almost ideal nutritional composition. It is richer in protein than meat. It is best to be consumed with cereals, such as meal contains a full dose of essential amino acids needed by the human scientists advise. Bean is a remarkable source of high-quality protein, containing all the necessary amino acids and is a complete replacement for meat. Because it does not contain methionine and cystine, beans should be combined with grains, as well as fresh vegetables. Thus, in the body are inserted all the essential amino-acids. Beans reduces the level of cholesterol in the blood, binds toxins in the intestines and helps their disposal. Thus, beans clean the body of toxins. Because of the high content of folic acid, beans are recommended to pregnant women for normal fetal development.