A. Menthol Bold Crystal: Menthol Bold Crystal is a highly pure and concentrated form of menthol, a natural compound derived from mint plants. It is renowned for its intensely cool and refreshing sensation, often used in a variety of products, including throat lozenges, topical analgesics, and various personal care items. Menthol Bold Crystal is characterized by its strong, minty aroma and its ability to provide a soothing and invigorating feeling when applied to the skin or inhaled. CAS NO: 89-78-1