During pregnancy, you can smell the odor of live oil, but it is not recommended to have long-term contact with this kind of irritating smell, so as not to irritate the respiratory tract of pregnant women and produce an uncomfortable reaction. Live oil has a special odor, the main components are clove oil, menthol, eucalyptus oil, camphor turpentine, muscimol, cinnamon oil and other substances. In itself, living oil is not very harmful to pregnant women, but because of its irritating odor, long-term inhalation will produce unfavorable stimulation of the respiratory tract of pregnant women, and headaches, dizziness, rapid heart rate and other symptoms may occur. Female pregnant women should try to live and work in an environment with smooth air flow and no irritating odors in order to maintain a comfortable mood and avoid excessive worry.