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Medicines potassium iodideQuestion & answer

potassium iodide · Medicine question

Can iodised salt replace the tablets?

iatroX medicinesPublished 21 August 2026Reviewed 21 August 2026

The answer

Answer

No. Iodised salt does not contain enough iodine for thyroid blocking, and consuming excessive salt can be harmful.

Sources for this answer

UK GovernmentUK Government · Reputable Web

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The full medicine guide

potassium iodide

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More questions about potassium iodide

What radiation does potassium iodide protect against?Should it be taken before any emergency warning?Can the tablets be crushed?Can it affect thyroid scans or radioiodine treatment?

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