← Compounds
Selenium
supplement · adjunctOTCSelenoprotein cofactor; lowers thyroid autoantibodies
Overview
Trace mineral; selenium supplementation can reduce TPO antibodies in autoimmune thyroiditis.
How it works
- Selenoprotein/glutathione-peroxidase cofactor
- ↓ thyroid autoantibodies
Dosing
200 mcg/day.
Oral200 mcg standard· daily
Cycling
- Continuous
Side effects
- Common
- Well tolerated at 200 mcg
- Warnings
- Selenosis at high chronic doses
Verified citations
2 · PubMed-checked- Is selenium supplementation in autoimmune thyroid diseases justified?reviewPMID 28639965 ↗
- Selenium, Iodine and Iron-Essential Trace Elements for Thyroid Hormone Synthesis.mechanismPMID 36834802 ↗
Reconstitution
Not applicable — this compound is oral. No vial reconstitution needed.
Used for
No condition evidence rows yet.
Legal / compounding
OTC
- FDA
- Supplement (OTC)
Legal status is a hard gate: non-compoundable or delisted agents cannot be filled and are blocked from protocol export. Keep 503A status current.