What are the differences among the eucalyptus oils?
There are over 600 varieties of eucalyptus trees (found primarily in Australia), each with different properties. Each essential oil from these different trees will vary in properties yet will smell similar. An exception is eucalyptus polybractae which smells more medicinal than the others. The eucalyptus oils most widely used in the United States are: l Eucalyptus Globulus Totum is used for respiration, sinus complaints, herpes and kidney stimulation. l Eucalyptus Globulus Rectified is similar to Totum (see above). It has been rectified, which means that some of the active components have been removed. l Eucalyptus Citriodora is used mostly as a germicidal and for purifying. It is an excellent flea repellent. l Eucalyptus Prolybractae is used for deep lung infections, other respiratory problems, bladder infections and conditions in need of an anti- inflammatory. l Eucalyptus Smithii is used to energize. It is excellent for the immune system. It is milder and more subtle than other euca