KIO3, or potassium iodate, is an inorganic compound composed of potassium, iodine, and oxygen. It appears as a white crystalline solid and is commonly used in various applications, including as a dietary supplement to provide iodine, which is essential for thyroid function. In addition to its nutritional uses, KIO3 is also utilized in laboratories and industries for its oxidizing properties. It can serve as a reagent in chemical reactions and is sometimes used in the production of iodine-based compounds. Its chemical formula indicates that it contains one potassium atom, one iodine atom, and three oxygen atoms.