About iodine
Iodine supplement
Used for
- Prevention or treatment of iodine deficiency
- Support of normal thyroid hormone production
Usual adult dose
For deficiency, commonly 150 micrograms of iodine daily; dose depends on diet and clinical need.
Usual dose in children
Infants: 90–110 micrograms daily; children: 90–120 micrograms daily, depending on age.
Common side effects
- Nausea or stomach upset
- Metallic taste
- Rash or swelling
- Thyroid overactivity or underactivity with excess intake
Important warnings
- Excess iodine can disrupt thyroid function.
- People with thyroid disease may be more sensitive to iodine.
- Avoid combining multiple iodine-containing supplements without medical guidance.
Pregnancy
Iodine is essential in pregnancy; recommended intake is generally 220 micrograms daily from all sources. Excess may harm fetal thyroid function.
Breastfeeding
Iodine is needed during breastfeeding; recommended intake is generally 290 micrograms daily from all sources. Excess can affect infant thyroid function.
Interactions
- Lithium may increase risk of hypothyroidism.
- Antithyroid medicines may have altered effects.
- Potassium-sparing medicines can increase blood potassium with potassium iodide.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.