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Mineral · in-depth review

Iodine

Iodine

Iodine is a trace element the thyroid needs to make thyroid hormones, affecting energy metabolism and development.

Also known asIElemental Iodine

Supports thyroid hormones

Iodine is an essential component of the thyroid hormones T3 and T4.

Mechanism: Established

Supports fetal and child development

Adequate iodine in pregnancy and growth is important for nervous-system development.

Clinical evidence: Strong
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With foodCan be taken with food
Best timeAnytime

Iodine in seaweed and iodized salt varies widely; count total intake.

General wellness150 mcg/day for adults; 220 mcg/day in pregnancy; 290 mcg/day while breastfeeding
Specific needsThyroid disease or deficiency treatment must be decided by a doctor from thyroid tests; the adult upper limit is 1,100 mcg/day.

How oftenUse according to daily need; do not exceed the upper limit on your own long term.

Cautions

People with thyroid disease should not self-start high-iodine products or seaweed supplements.

Both excess and insufficient iodine can affect thyroid function.

Common side effects

· Stomach discomfort (high doses)

Rare but important

· Excess may trigger abnormal thyroid function.

Long-term dependenceNot addictive; excess can throw off the thyroid's response to iodine.

Medical disclaimerThis page is compiled by the HerbBB editorial team for general health information only. It is not a substitute for advice from a doctor, pharmacist, or other qualified clinician. If you have a health condition, take medicines, or are pregnant or breastfeeding, speak with a professional first.