Iodine (I-)

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Functions thyroid hormone formation regulates oxidation in cells Deficiency hypothyroidism disturbance in thyroid function goiter enlargement of thyroid gland cretinism stunting and mental retardation in infants / new borns Good Sources Natural seafood salt-water fish seaweed dairy milk cheese butter whole-grain cereal Food Quantity mcg Cheese, chedder 1 oz 12 Salt, iodized 1 tsp 400 Artificial iodized salt Recommended Daily Allowances (RDA) Males and Females (11 yrs. and older) 150 mcg Pregnant females 175 mcg Lactating females 200 mcg Children 7-10 yrs. 120 mcg 4-6 yrs. 90 mcg 1-3 yrs. 70 mcg Infants 7 mths - 1 yrs. 50 mcg birth - 6 mths 40 mcg Tolerable Upper Intake Levels (UL) Adults (19 to 50 yrs) 1,100 mcg Intakes above UL may lead to negative health consequences. Supplementation Not recommended Widely found in food even if little idodized salt is used, probably enough iodine will be consumed.