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Progress In Essential Oils

Bergamot Oil A number of years ago, Frey (1988) used the selective ion monitoring function of GC/MS to detect the addition of synthetic linalool and linalyl acetate by determining their impurities (dihydrolinalool and dihydrolinalyl acetate). He found that the addition of as little as 2% synthetic linalool and linalyl acetate to genuine bergamot oil could be detected.

Progress in Essential Oils

Betel leaf oil, parsley leaf oil and nutmeg oil.

Progress in Essential Oils

Brian Lawrence discusses Laurel Leaf Oil, Parsnip Oils, Myrtle Oil, Calamus Oil

Progress in Essential Oils

Brian Lawrence discusses Ocimum gratissimum oil, Cinnamon Oil, Tarragon Oil, Palmarosa oil

Progress in Essential Oils

Brian Lawrence discusses lime oil, Clove Oil, Copaiba balsam oil, Fennel Oil

Progress In Essential Oils

Petitgrain or Citrus Leaf Oils In 1993, the composition of the range of petitgrain or the leaf oils of commercially important Citrus species were reviewed (Lawrence 1993). This current review will address the recent published literature and those studies that were not included last time. Each Citrus species will be treated separately.

High Resolution Gas Chromatography for Detection of Adulterations of Citrus Cold-Pressed Essential Oils

Italy is one of the leading countries in the production of citrus oils. The olfactory characteristics of Italian cold-pressed oils are extremely good and, even if sometimes the products are more expensive than those produced in other countries, there is a demand for these oils because of their quality.

marjoram

Progress in Essential Oils: Spanish Marjoram Oil

This month's column discusses the chemical composition of Spanish marjoram oil.

PF1711_lawrence_425

Progress in Essential Oils: Thymol-rich Thymus vulgaris oils – Part 1

A derivative of thyme oil, thymol contains antibacterial, anti-inflammatory and antioxidant properties, among others. Part 1 discusses the various constituents of thymol-rich thyme oils.

Black Pepper Oil

From Ultra International, the material can be used in a range of applications, including candy and alcoholic beverages.

850x425-PR2012-OQEMA

OQEMA's Yuzu Oil

Progress in Essential Oils

Lawrence discusses the composition of clary sage oil from Italy, Serbia, Uruguay, Slovak Republic and India. Lithuania, Additionally, he covers the composition of lavender oil from India, Greece, Russia, Italy and France; and the composition of ginger oil from Mauritius, India, Australia, Hong Kong, Vietnam, Jamaica, Brazil and China.

Progress in Essential Oils

Lawrence discusses the composition of thyme oil (Thymus vulgaris L.) from Italy, Lithuania, Renunion, Brazil, Germany, Jordan and Cuba. Additionally, he covers the composition of Spanish thyme oil (Thymus zygis L.).

Progress in Essential Oils

Lawrence discusses the composition of styrax oil from Turkey, Honduras and Australia. He also discusses the composition of galbanum oil from Iran, and clove oils and extracts from India, Egypt and Madagascar.

Progress in Essential Oils

In every issue, essential oil expert Brian Lawrence examines and reviews the studies published by authors on a wide variety of essential oils. He explores the studies' results and notes when something is incorrect or needs further study. In this issue, Lawrence covers: calendula oil (Calendula officinalis L.).

Progress in Essential Oils

In every issue, essential oil expert Brian Lawrence examines and reviews the studies published by authors on a wide variety of essential oils. He explores the studies' results and notes when something is incorrect or needs further study. In this issue, Lawrence covers: genet oil (Spartium junceum L.) from Italy; sambac oil (Jasminum sambac L. Aiton) and extracts from China and India; lemon myrtle oil (Backhousia citriodora F.Muell.) from Australia; and tangerine oil (Citrus reticulata Blanco and Citrus tangerina) from Florida, China, Kenya, Vietnam and Mexico.

Progress in Essential Oils

Lawrence discusses the composition of carrot oil (Daucus carota L. ssp. carota and Daucus carota L. ssp. sativus from Poland, Lithuania, France and India.

Progress In Essential Oils

Ocimum gratissimum oil. A sample of O. gratissimum obtained from Zhanjiang (Guangdong, China) was analyzed by Zhu et al. (1993) using GC/MS. Its composition was determined to be as follows:

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