Commercial phytoestrogen supplements containing genistein-like soy isoflavones significantly reduced bone loss by up to 9%. (2009)
“Over a period of 50 days, 11 postmenopausal women received six different treatments: soy cotyledon (the first leaves to appear on the plant), soy germ, kudzu (a plant used in traditional and folk medicine), red clover, risedronate (a drug used to treat osteoporosis), and estrogen combined with progesterone.”