1, Efficacy: Kidney bean is an edible leguminous plant, which can be used as food or processed into kimchi. Kidney beans are rich in protein, dietary fiber and vitamin B group. Compared with traditional food, kidney bean has the best effect of supplementing calcium, and its calcium content is more than twice that of soybean and higher than that of chicken. Therefore, kidney bean is a rare food with high calcium, which is suitable for people with heart disease and arteriosclerosis.

2, taboo: because kidney beans are rich in high protein, but their seeds contain toxic protein, which must be destroyed by high temperature, so they must be cooked thoroughly before eating, otherwise it will cause poisoning.