Black beans are often seen and eaten as a food that has the following effects: First, it can prevent arteriosclerosis. It can provide more calories, and also contains high content, high-quality vegetable protein, easy to be absorbed by the body, can reduce the blood lipid triglyceride concentration, play a role in the prevention of arteriosclerosis. Secondly, it can be anti-aging and anti-aging. Black beans are rich in vitamin E and anthocyanins, which have a strong antioxidant capacity and can slow down the aging of the skin. Third, to prevent constipation. Because it is rich in crude fiber, can promote intestinal peristalsis, to prevent constipation, the role of the whole intestine. The method of consumption has the following points: the first point, made of soy milk. After soaking black beans and soybeans, put them into a soybean milk machine to break them up, and then boil them for drinking. The second point, you can boil into porridge. After soaking the rice and black beans, boil them and add brown sugar to make it sweet. The third point, you can roast the black beans, roasted into dry black beans, and then eat as nuts on weekdays.