nutrient almanac

Iodine:  Interesting Facts

Iodine was considered such an important mineral that in 1920's, United States health officials advocated adding it to common table salt.  Sodium Iodide was added in 1924 and as a result iodine deficiency-related problems such as goiters and cretinism were virtually eradicated in the U.S.
Minerals
Naturally occurring substances that are essential for life and well-being.