Your Prometric ID is a unique number assigned to you that can be located on your: 1  Application Status Report emailed to you after your application is received.  Authorization to Test letter emailed or mailed to you after your test is scheduled.
1. menthol-a crystalline compound that has the cool and minty taste and odor that occurs naturally in peppermint oil; used as a flavoring and in medicine to relieve itching, pain, and nasal congestion. menthol-a lotion containing menthol which gives it the smell of mint. mentholated salve-a salve containing menthol.
Menthol is found in peppermint, eucalyptus and pennyroyal. Photo Credit CGissemann/iStock/Getty Images. Typically derived from the herbs peppermint, eucalyptus and pennyroyal, menthol is a compound made from herbal volatile oils that has many potential health benefits. Applied topically or taken orally, menthol has been shown to help treat gastrointestinal problems, pain, inflammation and congestion.