Why do they add iodine to salt?
Episode 3 min 12s

Why do they add iodine to salt?

From BrainStuff iHeartPodcasts
Table salt contains iodine to help prevent thyroid problems and iodine deficiencies. Find out how table salt keeps your thyroid happy -- and what iodine has to do with a nuclear attack -- in this episode of BrainStuff.

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