Red beans have the functions of promoting blood circulation, expelling pus, clearing away heat and detoxifying, and are also beneficial to relieving swelling. In terms of nutritional value, red beans are rich in vitamins B 1, B2, protein and various minerals, and have certain blood-enriching function, but there are many reasons for anemia. If it is caused by B 1, B2, red beans should not be used for blood-enriching.