An icon in the shape of a lightning bolt. Impact Link Iodine is a mineral that all vertebrate animals need to survive — including humans. Worldwide, nearly 2 billion people suffer from iodine ...
Overview: Iodine is commonly taken to increase iodine levels. Common side effects include diarrhea, nausea, vomiting, rash, or stomach discomfort. Serious side effects are rare but can include thyroid ...