#145: What Your Doctor Might Be Missing About Thyroid Testing

September 11, 2025

In this episode

In this powerful episode, Sophie sits down with Dr. Brittany Henderson, endocrinologist and founder of the Charleston Thyroid Center, to reveal the real gaps in conventional thyroid care. They dive deep into:

Why TSH and free T4 alone aren’t enough
The crucial role of reverse T3 in medication dosing
How inflammation, gut health, and muscle mass affect hormone conversion
The link between stress, toxins, and autoimmunity
The importance of full thyroid panels including TSH, free T4, free T3, reverse T3, and antibodies
Why personalized medicine is a must—and how to advocate for yourself

Dr. Henderson also shares her story of transitioning from conventional to comprehensive thyroid care, and the growing need for practitioners who listen, educate, and treat women as equal partners.

✨ Learn more about Dr. Henderson’s virtual practice at MyThyroidDoctor.com

Episode Summary

Dr. Brittany Henderson joins Sophie to reveal the truth behind inadequate thyroid testing and why many women are misdiagnosed or left untreated. They discuss full thyroid panels, including reverse T3 and antibodies, and how muscle mass, stress, and gut health impact thyroid hormone conversion. Dr. Henderson shares her transition from conventional endocrinology to a more patient-centered model, and why women must advocate for deeper testing and root cause healing.

Disclaimer: This information is being provided to you for educational and informational purposes only. It is being provided to educate you about how to take care of your body and as a self-help tool for your own use so that you can reach your own health goals. It is not intended to treat or cure any specific illness and is not to replace the guidance provided by your own medical practitioner. If you are under the care of a healthcare professional or currently use prescription medications, you should discuss any dietary changes or potential dietary supplement use with your doctor, and should not discontinue any prescription medications without first consulting your doctor. This information is to be used at your own risk based on your own judgment. If you suspect you have a medical problem, we urge you to take appropriate action by seeking medical attention.