Eucalyptus essential oil can be diffused to clear nasal passages, soothe respiratory conditions, and eliminate airborne bacteria. It can also be applied topically to reduce inflammation and promote healing.

Eucalyptus essential oil is a powerful antiseptic, which means it can help to protect against a range of germs, including those that cause the common cold. It also has anti-inflammatory properties, so it can help to reduce pain and promote healing. As such, it is often included in vapor rubs, rash creams, inhalers and dental hygiene products. It is also used in aromatherapy.