Dit is wat ik heb kunnen vinden over verlaging van testoteron, maar dat onderzoek betreft soja protein.....
Clinical and biological activity of soy protein po... [Cancer Epidemiol Biomarkers Prev. 2007] - PubMed result
Clinical and biological activity of soy protein po... [Cancer Epidemiol Biomarkers Prev. 2007] - PubMed result
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