| abstract |
The present invention relates to a method for producing a soybean solid medium, comprising the steps of preparing and sterilizing a herbal soybean solid medium, inoculating the sterilized herbal bean solid medium with the mycelium of Aspergillus oryzae, and culturing the inoculated seed bacterium, A fermented soybean produced by the above method and having increased conversion of isoflavone to aglycon, and a food composition containing the fermented soybean. |