This document summarizes the key components and production process of essential oils. It explains that essential oils are comprised of phytochemicals from plants, which are non-nutritive compounds that have protective health properties. The most common extraction methods are steam distillation and cold pressing. The document warns that essential oil labels in the US can be misleading due to a lack of regulation, and outlines doTERRA's testing and production standards to ensure high quality, unadulterated essential oils.