]. Most of these antioxidants are poly
phenolic compounds functioning as metal chelators, reducing agents,
and singlet oxygen quenchers. Of these, isoflavones (i.e., genistein and
daidzein) are found at high concentration and they are known to act
against some diseases such as cancer [7] and atherosclerosis
of fermented soybeans [1,2,6]. Most of these antioxidants are poly
phenolic compounds functioning as metal chelators, reducing agents,
and singlet oxygen quenchers. Of these, isoflavones (i.e., genistein and
daidzein) are found at high concentration and they are known to act
against some diseases such as cancer [7] and atherosclerosis