An object of the invention is to provide an equol-containingfermented soybean hypocotyl material that is usefulfor foods, pharmaceutical preparations, cosmetic products, etc.The equol-containing fermented soybean hypocotylmaterial of the invention is obtained by fermenting soybeanhypocotyls using at least one microorganism having an equol-producingability by utilizing at least one daidzein compoundselected from the group consisting of diadzein glycosides,daidzein, and dihydrodaidzein.