Use this handy illustrated A to Z guide to find out which oils are essential. StormSister Spatique/3waybeauty only use essential oils by Lab of Flowers . The use of essential oils to improve physical and emotional well-being dates back to ancient times, when they were traditionally used for hygienic, spiritual, and ritualistic purposes. Today, essential oils help calm, balance, and rejuvenate the mind, body, and spirit. “By using essential oils, you not only receive the benefits of these tiny, complex, and potent oils, which contain vitamins, minerals, and hormones, but also receive a physiological, psychological, sedating, and stimulating reaction of your mind, body, and senses,” says Georgia Katritsis, west coast regional educator for Decléor Paris. Prior to incorporating essential oils in treatments, it is important for you to do your research to learn the most effective uses for each oil and take the proper precautions to ensure safety. Here’s a list of some of the most ef