Natural flavonoids are currently receiving much attention because of their estrogenic and antiestrogenic properties. Six isoflavones (isoprunetin, isoprunetin 7-O-beta-D-glucopyranoside, isoprunetin 4',7-di-O-beta-D-glucopyranoside, genistein, genistein 7-O-beta-D-glucopyranoside, daidzein), four
Six isoflavones, daidzein (4',7,-dihydroxyisoflavone), genistein (4',5,7-trihydroxyisoflavone), genistin (genistein 7-O-beta-D-glucopyranoside), isoprunetin (4',7-dihydroxy, 5-metoxyisoflavone), isoprunetin 7-O-beta-D-glucopyranoside, isoprunetin 4',7-di-O-beta-D-glucopyranoside and four flavones,