Essential oils are volatile oils that come from herbs, flowers, or trees. They are generally extracted by means of distillation, although other processes are employed such as mechanical expression, or solvent extraction. These volatile oils can be used on their own or as a component of certain products. For example, it is no longer uncommon to find perfumes, beauty, hygiene, and household products that contain them. They are also often used to flavor food and drink.

One of the most versatile essential oils, lavander is a must to include in your household stock of first aid items, particularly if you have kids. (As always, consult a professional if in doubt. That said, essential oils have been used for hundreds of years and have always formed the basis of the home medical kit, and no doubt still holds secrets yet to be discovered.)

Aromatherapy is a therapeutic practice that have long been used by various civilizations. This technique uses fragrant oils to treat the mind and the body. These essential oils have been used both in religion and medicine. For instance, the frankincense essential oil has been used in religious practices to ward off evil spirits. Many believe that the smoke sends up prayers to the heavens.