I have a boxful of salt in the kitchen , and it sound out , " Iodized Salt * " , and then at the bottom it enunciate , " * This salt supplies atomic number 53 , a necessary food " . On the constituent label is lists Potassium Iodine at a tightness of 0.006 % . A fourth part teaspoon of salt ( 1.5 grams ) supply 67 micrograms of iodine , which is about one-half of the U.S. Recommended Daily Allowance for iodine .
The independent intellect that you need iodine is because of a gland in your neck called thethyroid gland . The thyroid secretor produces two hormones ( tetraiodothyronine and liothyronine ) that your organic structure use during metabolism ( seethis articlefor details ) . Without these hormones you start to feel hackneyed , depressed , stale , fallible , etc . Iodine is an authoritative element in these two hormones , so without iodin your thyroid gland can not acquire them . When starved for iodine , the thyroid gland secreter also swells , and when it does it is calledgoiter(seethis pagefor a depiction ) .
Your organic structure does n’t want or contain very much iodine . You might have 20 to 25 mg of iodine in your intact body right now . However , in some parts of the world the dirt contains no iodine , so the plants contain no iodine and therefore iodine deficiency is a problem . In the U.S. , one part of the country that miss iodine is the Great Lakes region . So caller pop out adding iodine to salt in the 1920 ’s to rid of goiter and thyroid gland trouble .
If you lived through the cold war , you may have discover about the practice of take tincture of iodine pills during the threat of a nuclear attack . When anuclear bombexplodes , one substance it forms is radioactive tincture of iodine . If you eat , booze or inhale this isotope , your thyroid secreter will concentrate it and this can leave to thyroid gland damage or cancer . By involve an I pill , you impregnate the thyroid gland secreter with iodine and prevent it from engulf the radioactive iodine .
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