Eucalyptusis a tree that is native to Australia. Eucalpytus oil is extracted from the leaves of the tree. Eucalyptus oil is available as anessential oilthat is used as a medicine to treat a variety of common diseases and conditions includingnasalcongestion,asthma, and as atickrepellant. Diluted eucalyptus oil may also be applied to theskinas aremedyforhealthproblems such asarthritisand skin ulcers. Eucalyptus oil is also used to ease cold symptoms and providerespiratoryhealth benefits. Eucalyptol, which is often usedinmouthwashes and cold remedies, is derived from Eucalyptus globulus. Eucalyptus is often used as anessentialoil with a diffuser foraromatherapyhealth benefits.

Eucalyptus is available under the following different brand and other names: fevertree, gum tree, red ironbark, and white ironbark.