The invention relates to a powdery nutritional food, in particular to a powdery nutritional food prepared from five kinds of beans, namely black 
soya bean, 
red bean, 
soya bean, 
mung bean and 
white bean. According to the 
traditional Chinese medicine theory, a fine and smooth powdery product containing fine particles is refined from the five kinds of carefully selected beans by nine technological processes, namely sorting and blending, soaking with 
warm water, 
steaming and 
drying at high temperature, baking at low temperature, bulking in vacuum, accurately 
grinding, sieving and filtering, 
drying at low temperature as well as packaging and moulding, and the nutritional effects of all the beans are mutually replenished, the side effects are mutually restrained, thus a powdery bean product with new herbal cuisine function and new nutritional function is formed. The product is rich in various amino acids, minerals and vitamins as well as trace elements such as Ca, P, Fe, Zn, Cu, Mg, Mo, Se and F necessary to a 
human body, is balanced in function, has the efficacies of strengthening 
physical health by nourishing, tonifying 
spleen and 
stomach, moistening 
lung and eliminating 
dryness, enriching blood and calming nerves, tonifying 
kidney and improving eyesight, expelling wind and eliminating 
paralysis, clearing damp, promoting 
blood circulation and eliminating swelling as well as clearing heat and detoxicating, can meet daily diet 
nursing requirement of general people, the elderly, the young, women and children; in addition, raw materials are easy to get, and the powdery nutritional food is easy to produce and convenient to take and has low cost, wide market prospect and high economic value.