In this second article on contact allergy to and chemical composition of essential oils, some general aspects of essential oils are kprovided, including what they are, their applications, their mode of production, factors influencing their chemical composition, analysis of essential oil, and quality aspects.
From *acdegroot Publishing, Wapserveen, the Netherlands; and †Gottfried Kellerstrasse Nördlingen, Germany.
Address reprint requests to Anton de Groot, MD, PhD, acdegroot Publishing, Schipslootweg 5, 8351 HV Wapserveen, the Netherlands. E-mail: firstname.lastname@example.org; email@example.com.
ACdG and E.S. are the authors of the book Essential Oils: Contact Allergy and Chemical Composition (CRC Press, Taylor and Francis, 2016, ISBN 9781482246407), to which they refer in this article.