Raw materials are alias black beans, black beans, white beans, red beans, cooked beans, branch beans, winter beans and zero black beans. The use of dried beans and their products shows that about 30 grams of food should be eaten per meal. "Notes on Materia Medica" records that "black beans are evil, five ginseng and gentian". Black beans should not be eaten with castor beans and magnolia officinalis. Black bean, known as the king of beans, is the black seed of leguminous soybean, intercropped with yellow soybean, and its seed coat is black. Nutritional analysis 1. Black beans are full of nutrition, rich in protein, vitamins and minerals, and have the effects of promoting blood circulation, diuresis, expelling wind and detoxifying; 2. The contents of trace elements such as zinc, copper, magnesium, molybdenum, selenium and fluorine in black beans are very high, which are very important for delaying human aging and reducing blood viscosity. 3. Black soybean skin is black and contains anthocyanins, which is a good source of antioxidants, and can scavenge free radicals in the body, especially in the acidic environment of the stomach, with good antioxidant effect, beauty and health care, and increase gastrointestinal peristalsis. Suitable crowd The general population can eat 1. Suitable for people with spleen edema and beriberi edema. Suitable for people with weak constitution and children with night sweats and spontaneous sweating, especially those who break out after fever; Suitable for the elderly with kidney deficiency and deafness and children with nocturnal enuresis; Suitable for pregnant women with low back pain or soreness of waist and knees, frequent leucorrhea, postpartum stroke and quadriplegia; 2. Children should not eat more.