Rosemary essential oil is derived from the evergreen Rosemary shrub which has an earthy and woody aroma. The leaves of the rosemary plant are sharp needle-like in form and it is not exactly a true oil as it does not contain any fat. The rosemary plant has traditionally been used in folk medicine and culinary for decades although the essential oil has many unknown and undiscovered benefits when inhaled and used topically as well. Here we shall be looking into some amazing benefits of using Rosemary essential oil.