Ginger oil is extracted from the ginger through the distillation process. Ginger oil has a unique aroma that is described as strong, warm, or spicy. It is often used for aromatherapy. Ginger oil can also be used in various applications in the skin and hair. It has a warm, sweet, woody, and spicy scent that has an energizing effect. Ginger oil has been used to ease conditions like nausea, arthritis, digestive upset, colds, and migraines.