This is stimulant, diuretic, and anti-rheumatic. It is one of the commonly "unidentifiable" ingredients in many dishes from Southeast Asia and India. From the same botanical family as ginger, the root adds a pungent and spicy flavor to foods. The oil is valued in perfumery. Arabs have used it to increase the "fieriness" of the horses' dispostions. In India it has been used as an aphrodisiac and to cure impotence. Keep above 50 degrees F.