ArOmis Peppermint is of the species Mentha Piperita. Peppermint is one of the most commonly used essential oils. The chemical composition of the essential oil from peppermint The main constituents are menthol (40.7%) and menthone (23.4%). Further components were (±)-menthyl acetate, 1,8-cineole, limonene, beta-pinene and beta-caryophyllene.