Iodine RDA: Where 150 mcg Came From and Why It's Low

The US iodine RDA is 150 mcg a day for adults, yet many in the iodine community take 12.5 mg or more. Why the gap? This post traces the history of the iodine RDA, from iodized salt and bread to today's guidelines, and why we believe that number was set for one narrow goal rather than whole-body needs.

Read the full post: Low Iodine RDA Amounts