
Iodine - Wikipedia
Iodine vapour in a flask, demonstrating its characteristic rich purple colour Iodine is the fourth halogen, being a member of group 17 in the periodic table, below fluorine, chlorine, and bromine; since …
Iodine - Uses, Side Effects, and More - WebMD
Humans cannot produce iodine, so it must be consumed. It is added to some foods and also to salt. Iodine reduces thyroid hormone and can kill fungus, bacteria, and other microorganisms such as...
Iodine - Health Professional Fact Sheet - Office of Dietary Supplements
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 …
Iodine | Chemical Properties, Uses, & Applications | Britannica
Dec 12, 2025 · Iodine, chemical element, a member of the halogen elements, or Group 17 (Group VIIa) of the periodic table.
Iodine Benefits - Verywell Health
Nov 30, 2024 · Iodine is an essential mineral that helps your thyroid gland produce thyroid hormones. Learn more about the benefits, side effects, and more.
Iodine: Main Functions, Recommended Intake & Dietary Sources
Jan 5, 2026 · Iodine is an essential mineral needed to make thyroid hormones (T3 and T4), supporting metabolism, growth, heart rate, and temperature. Learn recommended daily iodine intake, top food …
Iodine - Health Encyclopedia - University of Rochester Medical Center
People who are pregnant or breastfeeding shouldn’t take iodine supplements without talking to their healthcare providers. Too much iodine in pregnancy may cause hypothyroidism and a goiter in a …
What is iodine and why do I need it? - BBC Food
Iodine is an essential mineral which we need in small amounts to produce thyroid hormones. The human body contains around 15-20 milligrams of iodine and most of this is stored in the thyroid...
Iodine Uses: Benefits, Side Effects, Recommendations, and More
Mar 14, 2019 · Iodine is an essential nutrient that can support brain development and reduce your risk for thyroid disease. Here are 10 uses of iodine, plus side effects and recommendations for daily intake.
Iodine: Benefits, Side Effects, Food, Groups at Risk
Sep 22, 2025 · Iodine is an important mineral found in nature, especially in the ocean. The body needs iodine to function properly. But he cannot produce it himself. Therefore, it is necessary to consume …