Photoxicity from essential oils is one of the most predictable and incontestable toxic reactions. So much so that even those who tried so hard to tell us that allergic reactions to essential oils were impossible, and were in fact signs of detoxification (they are...
As you may know, the Tisserand Institute manages an Adverse Reaction Database where we collect mostly skin reactions caused by using essential oils. Anyone can submit a report, ideally with photos of the reaction. While we’re not trying to collect all adverse...
The claim that Lavender essential oil has been linked to pre-pubertal breast growth in children has been making the rounds since 2007. The most recent publication of cases, in 2019, catapulted this claim back into the spotlight, unfortunately with more sensationalism...
"Is Nutmeg essential oil safe?" someone asked the Tisserand Institute in a FB message. This, and similar questions, were prompted by a post that claimed this particular oil should not be used in any form, due to its potential toxicity. And since this claim was...
by Sue Pace, RN, Registered Aromatherapist Millions of people worldwide employ essential oils to influence mood, in their body care products, and for home health remedies. Over the last decade in particular, home use of essential oils in the U.S. has burgeoned....
by Rachel Andorfer There are several ways that essential oils are commonly used therapeutically: diffusion (inhalation), topical (skin) application, baths, and oral ingestion. In this post I’ll go into detail about each method, how it works, and important safety tips....
by Tamara Agnew PhD, Robert Tisserand, and Christine Carson PhD, with thanks to Kandace Knudson PhD for her input Introduction In 2012, Posadzki, Alotaibi and Ernst published a systematic review, which “was aimed at critically evaluating the evidence regarding the...
by Robert Tisserand This is an updated version of an article published here. Some quite strong feelings and opinions have been expressed about essential oils and cats, and a frequently asked question is “Is it safe to diffuse essential oils around cats?”. Diffusing...
by Lauren Bridges, with thanks to Christine Carson, PhD, and Hana Belikova for their input We live in a world of quick fixes and proclaimed miracle cures, and essential oils have not escaped the proclivity people have in identifying the next magic bullet. Today, as we...
by Hana Tisserand The beautiful French town of Grasse has a long and scented history. It has been dubbed the world capital of fragrance, and in the 19th century its abundant flower fields, now mostly replaced by villas, gave rise to a still-thriving perfume industry....
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