Chemical Components

The best way to assure the purity and quality of each batch of oil is with GC/MS testing. (Gas Chromatography/Mass Spectrometry.) The precise breakdown of the chemical components in individual oils is important, because the therapeutic benefits and safety issues of essential oils are in large part determined by their chemical makeup. GC/MS testing is […]


Mark, an essential oil distiller in South Africa, has sent me two kilos of his Frankincense essential oil, distilled from the resins he acquired on his trip. Here is Mark’s story, in his words: Mark has always been deeply interested in Frankincense from Arabia and Somaliland.  Arabia and Somaliland are the homes of the highest […]


When we study how to use the oils therapeutically, it’s important to consider essential oil chemistry. Essential oils are made up of hundreds of natural chemical components.  These components are an important part of the essential oil’s therapeutic action. Understanding the chemical components helps us understand how the essential oil might work therapeutically. There are […]


Two Unique Chemotypes of Plai Essential Oil

by Andrea Butje on June 29, 2009

We recently got introduced, in a cyberspace kind of way,  to a new distiller in Thailand. He told us about two other distillers he knew who both distilled Plai essential oil. I have been wanting to buy Plai essential oil for a few years now, but had not found a source. You can imagine my […]


Helichrysum Species

by Andrea on June 27, 2008

There are many Helichrysum species used to distill essential oils. Each species varies significantly in its chemistry, aroma and therapeutic properties. I have a deep appreciation for all the Helichrysum species. I have four favorites: Helichrysum italicum Helichrysum odoratissimum Helichrysum bracteiferum Helichrysum gymnocephalum After we tested these four oils with GC/MS, we knew exactly what chemical […]