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Iodine is a chemical element; it has symbol I and atomic number 53. The heaviest of the stable halogens, it exists at standard conditions as a semi-lustrous, non-metallic solid that melts to form a deep violet liquid at 114 °C (237 °F), and boils to a violet gas at 184 °C (363 °F).
1 lut 2023 · The foods highest in iodine include seaweed, dairy, tuna, shrimp and eggs. Additionally, most table salt has been iodized, providing an easy way to add iodine to your meals.
Iodine is a trace element that is naturally present in some foods, is added to some types of salt, and is available as a dietary supplement. Iodine is an essential component of the thyroid hormones thyroxine (T4) and triiodothyronine (T3).
5 wrz 2024 · The human body contains iodine in the compound thyroxine, which is produced in the thyroid gland. The only naturally occurring isotope of iodine is stable iodine-127. An exceptionally useful radioactive isotope is iodine-131 , which has a half-life of eight days.
Iodine is found in soil and the ocean, which varies in amount and will affect how much of the mineral is contained in a food. Iodine is found mainly in animal protein foods and sea vegetables, and to a lesser extent in fortified foods like breads, cereals, and milk. Seaweed (nori, kelp, kombu, wakame) Fish, shellfish (cod, canned tuna, oysters ...
19 kwi 2017 · Iodine is an essential element needed for life. It is best known for the vital role it plays in thyroid hormone production in humans as well as in all vertebrates.
3 lip 2019 · Iodine is found in the form of iodides in seawater and in the seaweeds which absorb the compounds. The element is found in Chilean saltpeter, and nitrate-bearing earth (caliche), brackish waters from salt wells and oil wells, and in brines from old sea deposits.
