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Episode 215: Total T3 And Free T3 - What They Mean, What They Don't, and Why Treating T3 often backfires
Episode Description
T3 is the most talked-about thyroid hormone — and the most misunderstood.
In this episode of the Thyroid Answers Podcast, Dr. Eric Balcavage breaks down Total T3 and Free T3 using a clear, Q&A-style format to address the most common questions, mistakes, and treatment traps patients and clinicians fall into.
You'll learn:
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What T3 actually represents — and what it does not
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The difference between Total T3 and Free T3 (and why you need both)
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Why low T3 is often an adaptive response, not a deficiency
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Why adding T3 medication can help short-term but worsen physiology long-term
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Why "chasing Free T3" is one of the biggest mistakes in functional medicine
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How stress, inflammation, illness, dieting, and medications alter T3 levels
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Why labs can improve while patients feel worse
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How to interpret T3 correctly within the full thyroid panel
This episode is essential listening if:
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You've been told your T3 is "low-normal" but still feel terrible
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You feel better on T3 medication at first — then worse
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Your labs look good, but your symptoms don't match
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You want to understand thyroid physiology beyond numbers and ranges
🎁 Free Resource:
If you want a clear, practical guide to understanding thyroid labs, comment LABS and I'll send you my Thyroid Labs Decoded eBook.