Eucalyptus is a fast-growing evergreen tree native to Australia. It is found as an ingredient in many products, and is used mainly to reduce symptoms of coughs, colds, and congestion. It also features in creams and ointments aimed at relieving muscle and joint pain.

Chinese, Indian Ayurvedic, Greek, and other European styles of medicine have incorporated it into the treatment of a range of conditions for thousands of years.

The leaves also contain flavonoids and tannins; flavonoids are plant-based antioxidants, and tannins may help to reduce inflammation.

Eucalyptus extract may act as a pain reliever, and research indicates that the oil may have analgesic properties.

Eucalyptol, or 1,8-cineole, which accounts for 70–90 percent of the contents of eucalyptus oil, has antioxidant, anti-inflammatory and pain-relieving effects. It helps to: improve respiratory conditions. relieve coughs, improve seasonal allergies, fight infections, reduce pain and inflammation, alleviate headaches, aid in wound care, boost mental clarity.

There are a number of studies that suggest that eucalyptus oil aids in easing joint pain. In fact, many popular over-the- counter creams and ointments contain it to soothe pain from conditions like osteoarthritis and rheumatoid arthritis.

Since Eucalyptus oil helps to reduce pain and inflammation, it may also be helpful to people experiencing back pain or those recovering from a joint or muscle injury.