◂ Library/Trace Mineral
Trace Mineral⚜ Compound

Potassium Iodide

01 / OVERVIEW

What this compound does

WHAT IT DOES

Potassium iodide is a supplement that helps your body get enough iodine, which is important for making hormones that regulate your metabolism and energy levels. It can also protect your thyroid from harmful substances, especially during nuclear emergencies. Many people may not get enough iodine in their diet, so this supplement can be beneficial for overall health.

KEY BENEFITS
Supports healthy thyroid function
Helps protect against radiation exposure
May improve energy levels
Aids in hormone production
BEST FOR
  • • Individuals living near nuclear plants
  • • People with low iodine intake
  • • Those with thyroid health concerns
WHAT TO EXPECT

Users may notice improved energy levels and better thyroid function within a few days of starting potassium iodide. However, the protective effects against radiation are immediate in emergency situations.

WHO SHOULD AVOID THIS
  • • Individuals with thyroid disorders
  • • Pregnant or breastfeeding women without medical advice
  • • People allergic to iodine
MYTHS & FACTS
Myth: Potassium iodide can cure thyroid diseases.
Fact: While potassium iodide supports thyroid health, it is not a cure for thyroid diseases and should not replace medical treatment.
Myth: All forms of iodine are the same.
Fact: Different forms of iodine have different effects; potassium iodide specifically helps prevent radiation uptake by the thyroid.
✦ Card Stats
DOSE
150-220 mcg/day
Evidence
—
Studies indexed1
How it's made

Production details below.

03 / DOSAGE

How much, when

MAINTENANCE

150-220 mcg/day

with meals; do not exceed 1100mcg

TIMING

Potassium Iodide — Morning dose

Take with food

02 / EVIDENCE

Peer-reviewed studies

  • PMID: 19594417

    Thyroid function support

    Iodine supplementation corrects deficiency and supports thyroid hormone production.

    A
  • PMID 37218433 · 2023RCT

    Effect of Vitamin D Supplementation on Graves' Disease: The DAGMAR Trial

    B
  • PMID 27534632 · 2016Narrative Review

    Consequences of iodine deficiency and excess in pregnant women: an overview of current knowns and unknowns

    B
  • PMID 26891118 · 2016RCT

    Iodine Supplementation of Mildly Iodine-Deficient Adults Lowers Thyroglobulin: A Randomized Controlled Trial

    B
04 / INTERACTIONS

Medicine interactions

  • Levothyroxine· thyroid_med

    Potassium iodide can increase thyroid hormone levels, potentially leading to hyperthyroidism.

    → Consult a healthcare provider before combining.

    HIGH

  • Warfarin· blood_thinner

    Potassium iodide may affect thyroid hormone levels, which can influence warfarin metabolism.

    → Monitor INR levels closely when using both.

    MODERATE

  • Lithium· mood_stabilizer

    Lithium can affect thyroid function, and potassium iodide may exacerbate this effect.

    → Regular thyroid function tests are advised.

    MODERATE

This page is a reference summary, not a prescription. Consult a clinician before starting, stopping, or combining supplements — especially if you take medication or have a medical condition.