What works, what does not, and what is dangerous. Reviewed by the Scan Dose Research Team.
Most thyroid support supplements are unnecessary and potentially DANGEROUS. Excess iodine WORSENS thyroid conditions. TauriNAC = 15x safe iodine limit (caused hypothyroidism). Selenium 200mcg/day may help Hashimoto's. Ashwagandha may cause thyrotoxicosis — avoid with levothyroxine. BIOTIN causes FALSE thyroid test results. Levothyroxine: take 4+ hours from iron, calcium, magnesium, zinc, fiber, CBD.