by Hana Tisserand | May 22, 2017
How big is a drop of essential oil? And how many drops are there in 1ml? When calculating percentages, this is important to know! In three empirical investigations dating from 1999, 2000 and 2016, 1, 25 and 23 different essential oils were assessed using 3 – 7...
by Hana Tisserand | May 17, 2024 | Aromatherapy, Essential Oils
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...
by Hana Tisserand | Mar 16, 2024 | Essential Oils, Psychology, Research
Some time ago a research paper that looked at the brains of perfumers caught my curiosity. I knew that smelling essential oils could have a profound impact on our psychological wellbeing, and I wanted to see if there are actual, physiological changes that happen in...
by Hana Tisserand | Nov 9, 2022 | General
At some point in your aromatherapy journey, you may come to a conclusion that there may just not be an oil for everything. Just like this person: “The course made me realize that there are so many challenges that face Aromatherapists: suppliers don’t commonly...
by Tisserand Institute | May 18, 2022
Diploma in Aromatic Science This is a unique opportunity to get deep insight into Aromatic Science! Four certification courses, four single classes, a new essential oil database, four international tutors, a cohort of fellow students with the same dedication as yours...
by Tisserand Institute | Jan 12, 2022
Diploma in AromaDermatology This is a unique opportunity to join the first ever class of its kind. Six courses, four single classes, three tutors, a cohort of fellow students with the same dedication as yours to learn how to make safe, evidence-based and effective...
