What Are Some Benefits of Iodine?


Quick Answer

Iodine supplements help to prevent iodine deficiency and an enlarged thyroid. Iodine is required in the diet but is not normally available in foods. Adding iodine to table salt helps to ensure people get enough of this essential nutrient, according to WebMD.

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Full Answer

Humans use iodine topically as a disinfectant. It kills bacteria, fungi and amoebas. Doctors also use it in treating mouth sores and diabetic ulcers. WebMD indicates iodine sensitive individuals sometimes suffer nausea or diarrhea from the supplement, and topical use causes staining of the skin. High doses of over 1,100 micrograms of iodine per day are likely unsafe for adults due to potential thyroid problems. For teens, the upper limit is 900 micrograms per day.

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