The Blog
The planet-cooling effects of aromatic plants
“It now appears that the world would have warmed more than it has were it not for the aromatic cocktail of chemicals emitted by plants. It turns out that this can change the weather - and anything that changes the weather day after day and year after year changes the...
Essential oils and cosmetics: skin, scent and psyche
Among the many plant extracts that can be used as ingredients in cosmetic formulations, essential oils bring a host of benefits, the combination of which is unique. What other type of ingredient can give you both cosmeceutical and psychological benefits, while also...
Practical AromaPsychology – A Client-Centered Approach
by Jonathan Benavides Note: The following is an excerpt of course notes for Practical AromaPsychology. Jonathan Benavides passed away in May 2025. In a person-centered therapy framework, which emphasizes empathy, unconditional positive regard, and the client's...
Ten years of Tisserand Institute: An interview with Hana & Robert Tisserand
The Tisserand Institute website went live in July 2014 and to celebrate the decade of essential oil education we (Robert and Hana Tisserand) got interviewed by Rachel Andorfer about what got us here, and what our plans are for the next decade.
Andrea Canales: “I opened my eyes to this world where you never stop learning.”
The Tisserand Institute is not just its tutors and core team, but also an incredible body of passionate students who come from all over the world. We want to give them the floor to share their stories and their experience with us. Andrea is Chilean, she lives in...
To ingest or not to ingest, that is the question
This article was originally submitted as part of Andrea Canales' final project for the Diploma in Aromatic Science at the Tisserand Institute. Andrea Canales In recent years we have seen a growing tendency to prefer natural products: plant-based food, plant medicine,...
From Research to Real World Application: an Interview with Marija Lesjak
When reading research papers we have realized that very often there is a gap, sometimes even a chasm, between how scientists understand the use of essential oils and how the oils are actually used. To address this we wanted to communicate directly with the researchers...
The Ultimate Guide to Essential Oil Inhalation
It’s very likely that the first time you experienced essential oils was through inhalation. Our noses are the perfect gateway for the volatile compounds in essential oils, in fact they are designed precisely to engage with the smells of our world. Perhaps this is why...
The use of essential oils as tick repellents for dogs and their humans: a review
This article was originally submitted as part of Kamrin MacKnight's final project for the Diploma in Aromatic Science at the Tisserand Institute. Ticks and the diseases they transmit present significant health challenges to humans and other animals. Indeed, ticks are...
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