Clinical studies show no effects of soy protein or isoflavones on reproductive hormones in men: results of a meta-analysis Jill M. Hamilton-Reeves, Ph.D., Gabriela Vazquez, Ph.D., Sue J. Duval, Ph.D., William R. Phipps, M.D., Mindy S. Kurzer, Ph.D., Mark J. Messina, Ph.D. Fertility and Sterility Volume 94, Issue 3, Pages 997-1007 (August 2010) DOI: 10.1016/j.fertnstert.2009.04.038 Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 1 Flow diagram of systematic review of literature. Tx = treatment; ISP− = isolated soy protein depleted of isoflavones; n = number of treatment groups. Fertility and Sterility 2010 94, 997-1007DOI: (10.1016/j.fertnstert.2009.04.038) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 2 Mean change difference per SD of testosterone. Fertility and Sterility 2010 94, 997-1007DOI: (10.1016/j.fertnstert.2009.04.038) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions
Figure 3 Mean change difference per SD of SBHG. Fertility and Sterility 2010 94, 997-1007DOI: (10.1016/j.fertnstert.2009.04.038) Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions