There is appreciable confusion between ‘lemon eucalyptus important oil’ and ‘oil of lemon eucalyptus’. Both are used as mosquito repellents however they’ve fairly totally different chemical compositions and efficacy.
Lemon eucalyptus important oil (generally merely referred to as Lemon eucalyptus oil) is made by steam distilling the dried leaves and twigs of the lemon eucalyptus tree (Eucalyptus citriodora or Corymbia citriodora). A typical chemical profile for this important oil is: citronellal (70-90%), citronellol (4-12%), and isopulegol (1-16%).
It additionally accommodates small portions (hint -2%) of p-menthane 3,8-diol (PMD). PMD is a extremely efficient and lengthy performing mosquito repellent however as a result of it’s only current in such small portions in lemon eucalyptus important oil the repellent properties of this important oil are primarily as a consequence of its different parts. Unfortunately these different parts are comparatively unstable and consequently the important oil solely has a brief length of motion, usually lower than an hour by arm-in-cage take a look at. This is simply too brief a time for it to be a dependable, handy and efficient repellent.
Lemon eucalyptus important oil additionally has poor repellency towards the aggressive aedes aegypti mosquito, a vector for a lot of diseases together with zika fever, dengue fever, chikungunya and yellow fever. Due to its lack of efficacy lemon eucalyptus important oil isn’t accepted to be used in nations with illness carrying mosquitoes.
It is nevertheless potential to course of and purify lemon eucalyptus important oil to cut back the citronellal content material whereas growing the PMD content material. The course of entails changing a few of the citronellal into PMD, mirroring the pure conversion that happens within the leaves of the lemon eucalyptus tree. This refined oil, with a minimal of 64% PMD, is often known as ‘oil of lemon eucalyptus’ (OLE).
In a nutshell, lemon eucalyptus important oil is principally citronellal with a small variable quantity of PMD and isn’t accepted to be used in illness endemic areas as a consequence of its lack of efficacy. In distinction ‘oil of lemon eucalyptus’ is principally PMD, which gives extremely efficient mosquito safety, and is accepted to be used in all illness endemic areas.
Unfortunately folks typically confuse these two fairly distinct merchandise. For instance, journalists typically report ‘oil of lemon eucalyptus’ research as exhibiting the efficacy of lemon eucalyptus important oil. Even some aromatherapists, who ought to know higher, perpetuate this confusion by recommending lemon eucalyptus important oil as a mosquito repellent for cover towards the zika virus. It isn’t accepted for this objective for good cause.
Here at Hebe Botanicals we refine our ‘oil of lemon eucalyptus’ till it’s pure PMD. This ensures that SAFE has most effectiveness and that additionally it is fully freed from citronellal (therefore little or no odor). PMD is the one solely plant-based lively ingredient efficient sufficient to be accepted by the Centres for Disease Control (CDC) to be used in illness endemic areas.
SAFE repellent has been independently examined (Study code 13/378) towards the aedes aegypti mosquito and was discovered to be “extremely efficient”, offering over 6 hours full safety from landings. In this comparative arm-in-cage take a look at it outperformed Repel tropical power repellent which accommodates two artificial repellents (30% deet and three.75% IR3535).
If you’re considering of buying lemon eucalyptus important oil, or some other important oil, for mosquito safety ask for an impartial research demonstrating its effectiveness (the arm-in-cage full safety time gold normal). Be ready to be disillusioned.