Soy Protein Side Effects, Danger, Myths & Benefits

John discusses the differences with soy protein. He also talks about the reported side effects, benefits and myths.

References: Kurzer, Mindy S. Hormonal Effects of Soy in Premenopausal Women and Men J. Nutr. March 1, 2002 vol. 132 no. 3 570S-573S http://jn.nutrition.org/content/132/3/570S.long Kalman D., et al. Effect of protein source and resistance training on body composition and sex hormones. J Int Soc Sports Nutr. 2007 Jul 23;4:4. http://www.ncbi.nlm.nih.gov/pubmed/17908338 Hamilton-Reeves JM, et al. Clinical studies show no effects of soy protein or isoflavones on reproductive hormones in men: results of a meta-analysis. Fertil Steril. 2010 Aug;94(3):997-1007. http://www.ncbi.nlm.nih.gov/pubmed/19524224 Messina M., et al. Effects of soy protein and soybean isoflavones on thyroid function in healthy adults and hypothyroid patients: a review of the relevant literature. Thyroid. 2006 Mar;16(3):249-58. http://www.ncbi.nlm.nih.gov/pubmed/16571087