All About Eucalyptus
Eucalyptus is an Australian tree with many species variations. This plant as well as its constituent, 1,8-cineole, have been heavily researched as an antimicrobial, insect repellent, and insecticide. There have also been studies on the herb to aid in respiratory complaints, although it may inappropriate to use with asthma and children. Eucalyptus oil is found in many over-the-counter respiratory remedies, including cough drops, chest rubs, and salt baths.
Fun Fact
A koala's diet consists of entirely eucalyptus leaves! A single koala can eat up to a pound of the leaves every day!
Eucalyptus Research
Over 60 research articles have been catalogued on eucalyptus. It is a strong antimicrobial, antibacterial, and antifungal. It has also shown insecticidal and repelling actions. A few studies have demonstrated it may aid in respiratory complaints. Further, it is an anti-inflammatory, may improve cognition, and enhance topical drug absorption. Click the button below for a detailed review of research.
Eucalyptus Leaves and Essential Oil
Latin Name: Eucalyptus globulus
Family: Myrtaceae
Other Common Names
- Other common names: gum tree, blue gum, stringy bark, fever tree, bue mallee, eucalipto, gully gum, red gum, sugandhapatra, tailapatra
- There are over 700 species of eucalyptus with varying chemotypes. Other species include E. citriodora, E. radiata, E. smithii, E. dives, and E. polybractea.
Plant Description
Eucalyptus is in the same family as clove and cajaput; it is an Australian evergreen tree.
Herb Description
Leaves are used. They can be made as a tea, tincture, or essential oil. For a tea, steep 1/2 tsp of dried leaves for 5 minutes. Strain and drink. Adults can drink up to 3 cups a day for a cough or congestion.
Essential Oil Description
Leaves are steam distilled to make a thin, slightly oily clear to pale yellow oil with a very fresh, camphorous aroma.
Key Constituents
- 1,8-cineole / Cineole / Eucalyptol / Cajeputol
- Pinene / Alpha Pinene / Delta Pinene / Beta Pinene
- d-Limonene / Limonene / Dipentene
- Cymene / Paracymene
- Alpha Terpineol
