Eucalyptol (NSC 6171, 1,8-Cineol, 1,8-cineole, 1,8-Epoxy-p-menthane, 1,8-Oxido-p-menthane, Cineol, Cineole) is a monoterpenoid oil present in many plants, principally the Eucalyptus species, and has been reported to have anti-inflammatory and antioxidative effects. Eucalyptol controls airway mucus hypersecretion and asthma via anti-inflammatory cytokine inhibition.This product is a hazardous chemical (acute toxicity/flammable/skin corrosive). Please use it while wearing a protective face mask, gloves, and clothing.