BLA 049: Does eating soy ruin your testosterone levels?

Building Lifelong Athletes

If you follow nutrition influencers on social media then you may have heard someone say that eating soy products can tank you testosterone levels. But is that actually true? in this episode we are going to dive into where this idea came from and if soy actually is bad for your testosterone levels.

Chapters:

00:00 - Introduction

00:27 - The Origins of the “soy tanks testosterone” idea

02:27 - Soy Overview 05:47 - Mechanism for soy decreasing testosterone

06:30 - Gynecomastia

07:24 - Erectile Dysfunction

08:29 - How quick can hormone levels change with soy?

09:09 - Does soy raise estrogen?

10:27 - Soy and fertility

12:04 - Dosing

12:27 - Meta-Analysis of Soy on hormone levels

13:41 - How do we explain the case studies then?

15:14 - My take

18:06 - Outro

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References

Braunstein 2008: https://doi.org/10.4158/EP.14.4.409

Hamilton-Reeves 2010: https://doi.org/10.1016/j.fertnstert.2009.04.038

Martinez 2008: https://doi.org/10.4158/EP.14.4.415

Messina 2010:. https://doi.org/10.1016/j.fertnstert.2010.03.002

Reed 2021: https://doi.org/10.1016/j.reprotox.2020.12.019

Sathyapalan 2017: https://doi.org/10.1210/jc.2016-2875

*Disclaimer*

This podcast is for entertainment, education, and informational purposes only. The topics discussed should not solely be used to diagnose, treat , or prevent any condition. The information presented here was created with an evidence based approach, but you please keep in mind that science is always changing and at the time of listening to this there may some new data that makes this information incomplete or inaccurate. Always seek the advice of your personal physician or qualified health care provider for questions regarding any medical condition.