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.
Iodine is found in a range of foods, the richest. sources being fish and dairy products. Seaweed is. a concentrated source of iodine, but it can provide. excessive amounts (particularly so in the case. of brown seaweed such as kelp) and therefore. eating seaweed more than once a week is not.