Menthol crystal is a flavoring agent and fragrance that is commonly used in the food, pharmaceutical, and cosmetic industries. It is derived from natural sources, such as peppermint oil, cornmint oil, or other mint oils, and has a strong, refreshing minty aroma and flavor. In terms of its chemical composition, menthol is a cyclic alcohol with the molecular formula C10H20O. It has a melting point of around 42 to 44 degrees Celsius and is typically solid at room temperature. Menthol crystals are produced by cooling and crystallizing the liquid menthol that is extracted from the plant sources.