Potassium iodide is a salt made up of the minerals potassium (K) and iodine (I). Its chemical formula is “KI.” Potassium iodide is a medication and, when used properly, it can help protect the thyroid ...

If you live near any of Pennsylvania's four nuclear power plants, you will be able to get a fresh batch of potassium iodide tablets in mid August, to use in case of a radiation leak. But what are ...

As Russia's invasion of Ukraine continues, the placement of its nuclear arsenal on alert and the attacks on Ukraine's nuclear facilities is driving the demand for potassium iodide pills. The reason ...

Sales of potassium iodide pills, like these shown from 2002, soar as fears of radiation from nuclear fallout or reactor accidents rise amid Russia’s invasion of Ukraine. Carlos T. Miranda Associated ...