Bean is an excellent food for improving the health of the heart. A source of dietary fiber is concentrated, which helps to reduce cholesterol, folic acid that lowers the concentration of homocysteine in the blood, a compound that damages the walls of the arteries. Also, beans are a good source of magnesium, an anti-stress mineral, important for muscle and nervous system work. Polyphenolic antioxidant phytonutrients that are part of the beans protects cholesterol from oxidation, preventing the formation of atherosclerosis. Bean is a good source of vitamin B1, which plays an important role in converting sugar into usable energy, it is also a good source of phosphorus, which is an integral part of the ATP molecule (adenotrifospat), substances that participate in all important life processes. It is an excellent source of manganese that protects mitochondria, and they produce energy and protect against damage caused by free radicals.