Iodine is an element found in small amounts in your body. Your body needs iodine to make thyroid hormones, which regulate your growth, metabolism, and other important functions. Few foods naturally ...

Iodine is a trace mineral that’s generally found in seafood. It’s an essential micronutrient, which means that your body needs it to function properly. On its own, iodine is a dark, shiny stone or a ...

Eun Lee, MD Key Takeaways Iodine is important for thyroid hormone production. Pregnant people need more iodine than others. Iodine is found in fish, seaweed, dairy, and iodized salt. Iodine deficiency ...

Low levels of iodine can cause symptoms including neck swelling and weight gain. You may experience other symptoms of a low level of thyroid-stimulating hormone. Iodine is an essential mineral ...