Different skin types and chemistries react differently to each of the oils and each person must know that his or her interaction with each oil is an individual event. Don't ingest essential oils without knowing the proper rate of dilution and amount safe for the body. A few essential oils are quite toxic. Again, care must be taken. Aromatherapy is a wonderful support and enhancement to one's health and welfare, but this web site, it's advice, and products are in no way intended as a substitute for sound medical care.
Essential oils are natural essences distilled or otherwise extracted from plant material.
They contain concentrated chemical constituents, as they are found in the plant each comes from. The chemical constituents that make up each essential oil have largely been identified by scientific methods however, there are still components that have NOT been identified. There are several ways to extract essential oils from plant material. Expression is used for citrus oils. Distillation by hot water and steam is the most common method.