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VitaminWell-studiedMineral

Iodine (Potassium Iodide)

Also known as Iodine

Half-life

~24 hours

What is Iodine (Potassium Iodide)?

Essential mineral for thyroid hormone synthesis. Critical for metabolism and brain development.

How Iodine (Potassium Iodide) works

Incorporated into tyrosine residues to form T3 and T4 thyroid hormones via thyroid peroxidase enzyme.

Benefits & uses

  • Thyroid hormone production
  • Metabolic support
  • Corrects deficiency

Common uses: Thyroid function, metabolic rate, cognitive development, pregnancy support.

Iodine (Potassium Iodide) dosage

Typical dose
150 mcg (RDA)

Iodine (Potassium Iodide) half-life

~24 hours (dynamic equilibrium)

Iodine (Potassium Iodide) side effects

  • Metallic taste (high doses)
  • Thyroid nodule development (rare, with excess)
  • Allergic reactions in iodine-sensitive individuals (uncommon)
  • Well tolerated at RDA

Warnings & monitoring

  • Both too little and too much can disrupt thyroid — avoid high doses without testing

Track Iodine (Potassium Iodide) in Protokol.

Log doses, model half-lives, check interactions, and line it all up against your bloodwork. Free on iPhone and Android.

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More Mineral

For research and educational purposes only. This page is not medical advice and is not a recommendation to use any compound. Many compounds listed are not approved for human use, and some are prescription-only or controlled in your jurisdiction. Dosing figures are reference or observational reports. Talk to a qualified healthcare provider before starting, stopping, or changing anything. Protokol is for tracking purposes only.