402. The Real Reason We Fear Supplemental Iodine for Thyroid Health

402. The Real Reason We Fear Supplemental Iodine for Thyroid Health

September 10, 2026 · 18 min

About this episode

Judy Cho discusses the controversies surrounding iodine supplementation and its effects on thyroid health.

Get personalized root-cause care with Empower Functional Health. Learn more at empowerfunctionalhealth.com _____ Iodine supplementation remains one of the most debated topics in thyroid health. Some practitioners warn that iodine, especially higher-dose forms such as Lugol’s iodine, may trigger thyroid dysfunction, Hashimoto’s, or hyperthyroidism, while others argue that iodine deficiency is widespread and often overlooked. In this episode, Judy Cho examines the Wolff–Chaikoff effect, iodine’...

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