Eucalyptus oil is commonly used as a treatment for health ailments, such as nasal stuffiness, asthma, cold sores and joint pain. It is also used in non-medical applications as an insect repellent and industrial solvent.
Harvested from leaves of the eucalyptus tree, eucalyptus oil is used in medical treatments for its anti-inflammatory, antibacterial and analgesic properties, according to Medical News Today. The oil is added to lozenges and inhalants to soothe cold symptoms. Oil vapors act as a decongestant when inhaled and are added to a bath or vaporizer to improve respiratory problems, including bronchitis and sinusitis.
The oil's antibacterial properties are also used in dentistry. lt is added to chewing gums to protect against tooth decay and incorporated into the dental fillings of root canals. Additionally, eucalyptus oil acts as an analgesic when applied to the skin. It is also added to skin creams and lotions as a heat-generating pain reliever. Eucalyptus oil activates the immune system and quickens wound-healing.
In non-medical applications, skin sprays that combine eucalyptus oil and lemon effectively reduce the number of insect bites, according to Medline. In aromatherapy, eucalyptus oil improves mental clarity and aids in concentration.
Eucalyptus oil should not be ingested or topically applied at full-strength. The oil should be properly diluted in another carrier oil for safety.