{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"Navigating Thyroid Meds: The Importance and Science of Fasted Thyroid Labs","description":"In this episode of The Thyroidless Life, Dr. Rebecca Warren delivers a sharp, science-driven breakdown of why the timing of your thyroid medication before labs can completely distort your results\u2014and your treatment. She explains the two pharmacokinetic phases of T3, why the early post-dose spike is not a true reflection of tissue-level thyroid status, and how mistimed labs routinely lead to misdiagnosis, under-treatment, or dangerous dose changes. Drawing from clinical experience, research interviews, and two decades of living post-thyroidectomy, Dr. Rebecca shows why fasted labs are essential. If you\u2019ve ever been told your labs \u201clook fine\u201d while your symptoms scream otherwise. Studies mentioned: Study 1: Single Dose T3 Administration: Kinetics and Effects on Biochemical and Physiologic Parameters https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5167556\/ Study 2: Daily Administration of Short-Acting Liothyronine Is Associated with Significant Triiodothyronine Excursions and Fails to Alter Thyroid-Responsive Parameters https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC4913511\/ Study 3: Pharmacokinetics of L-Triiodothyronine in Patients Undergoing Thyroid Hormone Therapy Withdrawal https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC6797066\/ \u2b50 Your feedback means so much to me! If you\u2019ve found this episode helpful, please&amp;nbsp;subscribe&amp;nbsp;and leave a&amp;nbsp;5-star review\u2014it\u2019s one of the best ways to help me share this message with the world. Next steps \u25ba Get your FREE Optimal Thyroid Labs eBook:&amp;nbsp;https:\/\/www.drswarren.com\/thyroidlabsguide \u25ba Deep dive consultation one-on-one with me:&amp;nbsp;https:\/\/www.drswarren.com\/drrebeccaconsults \u25ba Join my Thyroid Inner Circle (or get on the waitlist):&amp;nbsp;https:\/\/www.drswarren.com\/thyroidmembership \u25ba Order your own thyroid labs here:&amp;nbsp;https:\/\/www.ultalabtests.com\/partners\/drswarren Follow me \u2022 Instagram:&amp;nbsp;@dr.rebeccawarren \u2022 Facebook:&amp;nbsp;Dr. Rebecca Warren \u2022 YouTube:&amp;nbsp;https:\/\/www.youtube.com\/c\/DrRebeccaWarren  &amp;nbsp;\u26a0\ufe0f&amp;nbsp;Disclaimer&amp;nbsp; The content of this podcast is for informational purposes only and is not intended as medical advice. Always consult a healthcare professional for any health concerns and before making any changes to your medications. The views expressed in this podcast, including those of Dr. Warren, do not constitute medical advice. The podcast and its host are not liable for any adverse effects resulting from information provided. Opinions of guests are their own, and the podcast does not endorse or assume responsibility for guest statements. Guests may have interests in products or services mentioned. If you have a medical issue, seek the advice of a licensed healthcare provider. ","author_name":"The Thyroidless Life","author_url":"http:\/\/thethyroidlesslifepodcast.com\/site","html":"<iframe title=\"Libsyn Player\" style=\"border: none\" src=\"\/\/html5-player.libsyn.com\/embed\/episode\/id\/39346590\/height\/90\/theme\/custom\/thumbnail\/yes\/direction\/forward\/render-playlist\/no\/custom-color\/88AA3C\/\" height=\"90\" width=\"600\" scrolling=\"no\"  allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen><\/iframe>","thumbnail_url":"https:\/\/assets.libsyn.com\/secure\/item\/39346590"}