Simons Maison - Eucalyptus essential oil Simons Maison Simons Maison exclusive Unwind with the calming scent of eucalyptus. Renowned for its soothing effect on the respiratory system, just a few drops in a diffuser will transform your ambiance. May be used in a diffuser or for topical application (dilute in basic oil to reduce skin sensitivity) External use only 10 ml (0. 34 oz)