The invention relates to a process for producing an underwear fabric. The process for producing the underwear fabric mainly includes weaving, 
dyeing and post-
processing. The process for producing the underwear fabric is characterized in that firstly 
wool yarns and silks are mixed and woven; 700-820 parts by weight of water, 100-150 parts by weight of 
ginseng flowers, 100-150 parts by weight of 
chrysanthemum morifolium ramat and 100-150 parts by weight of fructus lycii are added into a pressure container to obtain a mixture, the mixture is heated to 45-66 DEG C, and the 
thermal insulation is performed for 89-108 minutes; and then the mixture enters a 
dyeing machine to be dyed, and finally a post-
processing is performed. The process for producing the underwear fabric has the advantages that chinese herbal medicines of the 
ginseng flowers, the 
chrysanthemum morifolium ramat, the fructus lycii and the like are added into the fabric, after the fabric is manufactured into an underwear, the underwear can be directly contacted with the 
skin of a user when the user wears the underwear, crude drugs can be slowly released to the 
skin, an underwear for men has effects of nourishing yin and tonifying 
kidney, and strengthening 
vitality, an underwear for women has advantages of maintaining and 
nursing qi and blood, moisturizing 
skin and blackening hair, and preventing pimples and whelks, the healthcare effect is good, and requirements of 
high pressure high 
rhythm lives of contemporary young people are met.