Menthol, an organic compound, colorless acicular crystalline or granular.It is the main component of peppermint and peppermint essential oil. It exists in free and ester state.Menthol has 8 isomers, which have different aroma properties. L-menthol has menthol aroma and cooling effect, racemthol also has cooling effect, and other isomers have no cooling effect.It can be used as an deodorant for toothpaste, perfume, beverage and candy.Used in medicine as a stimulant, acting on the skin or mucous membrane and having a cooling and antipruritic effect;It can be used for headache, nose, pharynx and laryngitis.
Menthol is extracted from peppermint, which is also known as Mentha piperita, brandy mint, and lamb mint. Menthol has been used for liver and gallbladder complaints, loss of appetite, nausea, vomiting, respiratory infections, menstrual cramps, toothache, the common cold, cough, and fever. Topically, Menthol has been used for muscle and nerve pain and as an antiseptic.