How these essential oils can benefit you when using your inhaler: Cinnamon Leaf oil: has anesthetic, antiseptic, antimicrobial and antioxidant properties making it an ideal essential oil for colds and flu relief. Eucalyptus oil: works as an expectorant and helps cleanse your body of toxins and harmful microorganisms that can make you feel sick. Frankincense oil: has natural cold-fighting properties, such as antiseptic, astringent, anti-inflammatory and expectorant properties which make it an ideal essential oil for treating a cold or the flu. Lavender oil: is an antibacterial and antioxidant, it also helps with pain relief and relaxation which are both things you need to help you recover when you are unwell. Lemon oil: lemon helps with cleansing and purification, cough relief, calms the stomach and can help with lymphatic drainage. Oregano oil: is a super powerful antiviral and antimicrobial essential oil. In fact, a recent study shows that oregano essential oil dramatically reduces symptoms of upper respiratory ailments including coughs and sore throats. Peppermint oil: is anti-microbial, helps clear the respiratory tract, and is an expectorant. Rosemary oil: is good for relieving cold and flu symptoms because it is a warming oil, reduces aches and pains, aids in circulation, and relieves nausea. High in camphor it helps clear the respiratory system. *Do not use if you have epilepsy as the high camphor levels can induce seizures – do not use if pregnant. Tea Tree oil: contains antiseptic, antiviral and antimicrobial properties. Using this essential oil for colds is excellent for diminishing coughs, bronchial congestion and sore throats.