The invention discloses a method for producing cocoon fiber quilt for dermatitis prevention, relating to the production process of health-care cocoon fiber quilt. The method is characterized in that cicada shell, frutus cnidii, perilla shell, glabrous greenbrier rhizome, fructus leonuri, lightyellow sophora root, rhizoma atractylodis, zaocys dhumnade, stiff silkworm, white snail, cocklebur, unprocessed polygonum and red paeonia are decocted by water, filtered to obtain Chinese herb liquid, and silk floss is dipped in the mixed liquid consisting of swelling agent, silk softening agent and the Chinese herb liquid, dried and solidified into cocoon fiber cotton containing medicament. The invention is capable of regulating the microcirculation of organism and promoting the absorption by human body with the smell of Chinese herb, and has the function of dermatitis prevention.