Potassium iodate is a chemical compound with the formula KIO₃. It appears as a white crystalline solid and is commonly used as a source of iodine in various applications, including food fortification and laboratory experiments. Potassium iodate is soluble in water and is often used in the production of iodized salt to help prevent iodine deficiency. In addition to its use in nutrition, potassium iodate serves as an oxidizing agent in chemical reactions. It is also utilized in the field of photography and in the synthesis of other iodine-containing compounds. Proper handling and storage are essential, as it can be hazardous in large quantities.