Remedy · nutrient
Selenium
Also: selenomethionine
A trace mineral that lowers thyroid antibodies, with unproven clinical benefit.
Evidence by condition
Each grade reflects the research for Selenium and that condition specifically.
- CHashimoto’s thyroiditis
Lowers thyroid (TPO) antibody levels in studies; whether it changes the disease course is unproven.
2 citation s
- Selenium Supplementation in Patients with Hashimoto Thyroiditis: A Systematic Review and Meta-Analysis of RCTs Meta-analysis 2024 · n=2,358 · Thyroid · PMID 38243784 · DOI 10.1089/thy.2023.0556
- Selenium — Health Professional Fact Sheet NIH ODS · accessed 2026-06-21
- Selenium Supplementation in Patients with Hashimoto Thyroiditis: A Systematic Review and Meta-Analysis of RCTs