Interaction checker

Can you take Selenium with Iodine?

Selenium + Iodine

Iodine provides the building blocks for thyroid hormones (T3/T4), while selenium is required by deiodinase enzymes that convert inactive T4 to active T3. Both are essential for normal thyroid function.

Supplement-to-supplement only. For interactions with prescription medications, talk to your doctor or pharmacist.

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SeleniumIodine
Selenium + Iodine

Iodine provides the building blocks for thyroid hormones (T3/T4), while selenium is required by deiodinase enzymes that convert inactive T4 to active T3. Both are essential for normal thyroid function.

Do Selenium and Iodine actually work at your doses?

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