foist. 1  to force upon or impose fraudulently or unjustifiably (usually followed by on or upon): to foist inferior merchandise on a customer. 2  to bring, put, or introduce surreptitiously or fraudulently (usually followed by in or into): to foist political views into a news story.
Iodine enters the body through iodine-rich foods, including certain salts (âiodized saltâ), eggs, sea vegetables and fish. We rely on iodine to create thyroxine (T4 hormone) and triiodothyronine (T3), two of the main hormones produced by the thyroid that control numerous important functions.
Natural food sources of iodine include seafood, bread, dairy foods and. salt, and kelp supplements may help anyone who avoids these foods in their daily. diet. The thinking behind taking kelp is that in some parts of the world, thyroid. disease is related to iodine deficiency.