Beans can be divided into two groups based on their nutrient composition and content
According to the nutrient composition and content of beans can be divided into two categories, one is soybeans such as soybeans, green beans, black beans; Two are other classes, such as pea, lentil, bean, mung bean, cowpea, red bean, broad bean and so on.
According to the theory of legumes in traditional Chinese medicine, mung bean chixiaodong bean to heart meridian; Lentils, peas to spleen meridian; Talk about soy beans to lung meridian; Black bean, broad bean, black bean to stomach meridian; Red bean to small intestine meridian.
Soybean protein contains 35% to 40%, protein contains a variety of essential and non-essential amino acids, except methionine, cystine and other thionine-containing small foot, other amino acids are similar to animal amino acids, the total protein content is higher than meat.
Contains carbohydrate 25% -- 35%. It is mainly starch and cane sugar, which can not be absorbed by human body. Half of the carbohydrate in soybean is the sugar which can not be absorbed by human body.
Soybean is rich in iron, vitamin B1, B2, vitamin A, vitamin D, phosphorus, iron, selenium and other trace elements.
