Lithium Iodide is a chemical compound composed of lithium and iodine, represented by the formula LiI. It appears as a white crystalline solid and is highly soluble in water. This compound is often used in various applications, including as a reagent in organic synthesis and in the production of lithium batteries. In addition to its industrial uses, Lithium Iodide has applications in the medical field, particularly in the treatment of certain psychiatric disorders. It can also serve as a source of iodine in dietary supplements, contributing to overall health by supporting thyroid function.