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Conradina canescens
Dr. Setzer and Dr. Dosoky analyze the chemical constituents of Conradina canescens
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Pink Pepper Adulteration
November 07 2018Pink pepper, which is normally distilled from the berry of the Schinus molle plant, can be adulterated with the leaves of the plant. It is possible to either add the leaves in with the berries at the time of distillation, or mix the berry oil with the leaf oil.
An Interview with Dr. DeCarlo: Part 2
October 29 2018Part 2: Dr. Anjanette DeCarlo explains a normal trip to Ethiopia and Somaliland
Two Species of Artemisia
October 18 2018Dr. Setzer has studied many plants and written several publications on the Artemisia genus. Here are the findings of two such studies.
Turmeric Adulteration
October 10 2018One of the main kinds of turmeric adulteration is component-based adulteration. By adding in heavier, less expensive components, the adulteration might not be visible on a GCMS, depending on the length of time of the run or the length of the column used.
An Interview with Dr. DeCarlo
October 06 2018Part 1: Dr. Anjanette DeCarlo discusses her introduction to sustainability studies and frankincense
Copaiba Adulteration
September 06 2018Copaiba is produced in the form of liquid resin and is then steam-distilled into oil. The resin itself is fairly cheap, but the distillation requires advanced equipment. Very few companies have the capacity to distill the resin to produce a pure oil.
Tea Tree Adulteration
August 29 2018One common oil, tea tree, or melaleuca, is often adulterated due to its high demand. Since only a chemist can analyze the test results of an oil, the best way to be sure your oil is pure is to have it tested by a legitimate third-party source.
Lemon Adulteration
August 22 2018Cheaper citruses like mandarin, tangerine, and clementine are often used to make adulterated lemon oil to save costs and increase profit margin. Remember, when an oil is adulterated the constituent benefits can change and result in negative side effects.
The Genus Salvia and its Species
August 17 2018Salvia is a genus of plant that has several common species. Dr. Prabodh Satyal and William Setzer, APRC board members, have contributed to a couple papers on Salvia. The first paper focuses on the most well-known species, Salvia officinalis, or common sage.
Neroli Adulteration
August 07 2018Neroli oil is distilled from the flower of the bitter orange tree. It’s a relatively rare oil, and is fairly expensive, priced at $3,000 per bulk shipment. Due to it’s price and availability, producers often create adulterated neroli oil.
Essential Oil Adulteration 101
August 01 2018Did you know that there is no proven “hack” to tell if an oil is adulterated from home?