2 3 CHAPTER The science behind essential oils and sleep For many years, essential oils have been used to help calm and relax the body in an effort to promote a good night of sleep. You might be wondering, “How does it work? How do essential oils help the body with sleep?” With any essential oil, the specific benefits of the oil will depend on its chemical makeup. Every essential oil has a completely unique chemical profile, because each oil comes from a different CHAPTER plant part. Some chemical constituents can give an oil soothing or calming properties, while other Which essential oils are best for sleep? constituents can make an oil cleansing, cooling, or invigorating. Because each essential oil contains a different combination of several chemical properties, each oil holds unique benefits. To use essential oils for their sleep benefits, the user simply needs to select oils with chemical components that are soothing, calming, relaxing, and promote a suitable environment for sleep. CHAPTER How Which to use chemical essential components oils to contain properties that are useful promote healthy sleep for sleep? essential oils are more useful for sleep than others. So which chemical components make an essential oil particularly useful for sleep? Let’s discuss a few chemical groups that are known to have benefits for promoting healthy sleep by relaxing, soothing, and calming the body and mind. Alcohols Commonly found in essential oils, alcohols are chemical groups that are composed of a hydrogen and an oxygen atom. Essential Because each essential oil has a different chemical makeup, some CHAPTER oils that contain alcohols can have a number of possible benefits including cleansing properties, protection against environmental 1 threats, supporting a healthy cardiovascular system*, helping to uplift the mood, and, of course, supporting restful sleep. Alcohols The Importance of Sleep that have the potential to promote restful sleep typically include the chemicals santalol and linalool.