Smell-Blind | Did you know that we’re all smell-blind to something?

by Robert Tisserand | Nov 28, 2016

Did you know that all of us have “blind spots” in our olfactory system? We have recently learned that humans can distinguish about 1 trillion odors. http://ow.ly/EBBR306A1l6 However, it seems that no single person is likely to possess this ability. At the...

Extraction | Did you know that fragrant material yields vary by extraction method?

by Tisserand Institute | Nov 21, 2016

Did you know that different extraction methods mean not only different chemical composition, but also different yields? Here is a comparison of steam distillation and supercritical CO2 extraction of some plant materials. While the differences are not so dramatic for...

Free Research | Did you know that you can get free, open access research?

by Tisserand Institute | Nov 7, 2016

Did you know there is free research available online? PubMed Central is a gateway for open access research papers from all the sciences, and it has thousands that are relevant to aromatherapy. Go to http://www.ncbi.nlm.nih.gov/pmc and put in a keyword (such as...

Calming Blend | An Essential Oil Recipe

by Tisserand Institute | Nov 5, 2016

Essential Oils | Did You Know That Different Essential Oils Can Have Similar Groups of Constituents?

by Tisserand Institute | Oct 31, 2016

Did you know that sometimes essential oils from totally different plants contain the same groups of constituents? For example essential oils of Rose, Geranium, Palmarosa, Melissa and Tomato leaf (not commercially produced) all contain geranyl acetate, geraniol,...

Aromatherapy | Does it still work if you’ve lost your sense of smell?

by Tisserand Institute | Oct 30, 2016

This question comes up quite frequently, so we are happy to discuss it here. Q (by Renee Highlen Gabet): If one has lost their smell does aromatherapy still work with the emotions like uplifting or physical like relaxing? A: As far as we know, psychological effects do...