The Truth About GLP-1s, Thyroid Meds & Hormone Therapy – Real Answers with McCall McPherson

15 May 2025 · 29 min
29:29

McCall McPherson answers questions about GLP-1 medications like semaglutide, their effects on thyroid disease and Hashimoto's, and bioidentical hormone therapy. She shares 2.5 years of clinical microdosing experience and a large dataset on thyroid patients using GLP-1s, plus lab timing tips for thyroid meds. A book with Penguin Random House arrives spring 2027.

Questions this video answers

About 2.5 years.

Approximately 4–6 hours after thyroid medication (to capture peak serum T); the speaker criticizes 18–24 hour testing as misleading for dosing decisions.

NP Thyroid — speaker reports unstable control, recalls/warnings about variable potency, and many patients switching back to Armour.

Caller reported DHEA 205; speaker prefers ~180–190 and would not change that value.

Uses ~150 ng/dL as an upper boundary for women (slow titration; typical female range noted ~35–65).

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