Usage of menthol crystal:

Menthol can be used for making cool oils, painkillers, toothpaste, tooth powder, candy, beverages, spices, and other uses.

Both menthol and racemic menthol are used as flavoring agents for toothpastes, perfumes, beverages and candies. It is used as a stimulating medicine in medicine, acts on the skin or mucous membranes, has a cool and itching effect, and is used internally as an insect repellent for headache, nose, pharynx, and throat inflammation.