The invention discloses a making method for nutritional dioscorea cirrhosa soybean milk, and belongs to the field of food processing. The making method is characterized in that dioscorea cirrhosa, hawthorns, soybeans, fructose, malic acid, sodium alginate, maltodextrin, agar, vitamin C and sodium polyphosphate are taken as raw materials, and a processing process comprises the following three steps: 1, performing raw material processing, washing, precooking and mashing on the dioscorea cirrhosa and the hawthorns to obtain dioscorea cirrhosa and hawthorn juice; 2, performing washing, soaking, dehulling, grinding and separation on the soybeans to obtain soybean milk; 3, mixing the dioscorea cirrhosa and hawthorn juice and the soybean milk, and performing homogenization, deaeration, filling, sealing, sterilization and heat preservation to obtain a finished product. The making method has the beneficial effects that the product is clear, moderately sour and sweet, pleasant to the palate, fine, smooth and favorable for improving the immune function of a human body and promoting skeletal development, and is rare low-heat, low-sugar and low-fat food, has a delicious taste peculiar to the dioscorea cirrhosa and the hawthorns and a refreshing soybean milk flavor, and also has the effects of clearing away heat and toxic materials, stopping bleeding and promoting blood circulation, the blood sugar can also be reduced, and internal fat balance can be improved.