Essential oils are extracted from various parts of plant using distillation process.  An essential oil is a concentrated hydrophobic liquid containing volatile (defined as “the tendency of a substance to vaporize”) aroma compounds from plants.  Essential oils are also known as volatile oils, ethereal oils, aetherolea, or simply as the oil of the plant from which they were extracted.  The term “essential” relates to the “essence” of the plant’s aroma or fragrance.  Being volatile — water repelling (hydrophobic) liquids that can easily be evaporated or vaporized.  As essential oils are derived naturally from plants and impart a characteristic and identifiable aroma or flavor of the plant, such as peppermint, Lavender, Basil.

Aromatherapy and Mood disorders:
Essential oils are often used for aromatherapy, a form of alternative medicine in which healing effects are ascribed to aromatic compounds.  Aromatherapy may be useful in the conditions of mood disorders.  In fact, aromatherapy has been scientifically shown to reduce symptoms in those suffering from unwanted thoughts and feelings.  While many antidepressants and antipsychotics have innumerable side effects and are costly, aromatherapy is a natural and affordable method for helping overcome mood disorders.