Lemongrass is a grassy plant used in cooking and herbal medicine. Lemongrass oil is extracted from the leaves and stalks of the lemongrass plant. Lemongrass oil is used in aromatherapy to help relieve stress, anxiety, and depression. It has antibacterial, antifungal, anti-inflammatory, and antioxidant properties. Lemongrass is used to treat digestive problems and high blood pressure, the essential oil has many other potential health benefits such as it prevents gastric ulcers or relieves nausea, acts as a pain reliever, helps regulate blood sugar, and reduce cholesterol.