Steam Distilled Calamus Root Oil is used to help manage a wide range of symptoms in the head, including neuralgia, epilepsy, memory loss and shock. Calamus Root Oil is a stimulating nervine and antispasmodic agent. Calamus Root Oil is a yellow to yellowish brown slightly viscous liquid. Steam Distilled Calamus Root Oil is used to stimulate self-expression and acts as a general tonic to the mind.