Why do they add iodine to salt?

BrainStuff

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. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers
Read more
00:0000:00