Episode 053: Soy Story – Soy’s Impact on Fat Loss, Hormones, Nutrition & More

Jun 2, 2015

In today’s episode we take a close look at soy, soy products, how they’re processed and why they might be mis-labeled as a health food. We tackle their impact on nutrient absorption, hormone balance and more.

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Soy Facts

  • Soy contains naturally-occurring anti-nutrients like phytic acid which impairs absorption of essential minerals including calcium, magnesium, copper, iron and zinc
  • Soy contains protease inhibitors that impair the metabolism and absorption of protein
  • Soy contains phytoestrogens which look and act like estrogen in your body
  • Soy contains anti-thyroid agents that inhibit thyroid hormone production and impair cells’ ability to ingest iodine, an essential component of thyroid function
  • MSG, a known neurotoxin, is created during the processing of many soy products
  • Soy may decrease testosterone levels
  • Soy may change the regularity of your menstrual cycle
  • Phytoestrogens in soy can cross the human placenta
  • Most soy products are highly, highly processed. The processing includes known toxins including hexane

Soy Tips

  • Avoid processed soy products (and processed foods in general)
  • Choose unprocessed or fermented soy (if you are a huge soy fan) like natto, miso or edamame
  • Choose non-GMO, organic soy options
  • Avoid soybean oils
  • Avoid soy protein isolates

Research & Resources

The Whole Soy Story by Kaayla Daniel

Primal Body, Primal Mind by Nora Gedgaudas

Exposure to phyto and xeno estrogens in women

Soy & infants

Soy & Men

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