A small addition to noondip's reply: "Clinical studies show no effects of soy protein or isoflavones on reproductive hormones in men: results of a meta-analysi

A small addition to noondip's reply: "Clinical studies show no effects of soy protein or isoflavones on reproductive hormones in men: results of a meta-analysis." https://www.ncbi.nlm.nih.gov/pubmed/19524224 https://www.ncbi.nlm.nih.gov/pubmed/19524224 Also you say that you have not seen enough studies to rule these out; what studies have you seen to make you believe they might be an issue?