Global slippery elm is native to eastern Canada and the central United States and is primarily found in the Appalachian Mountains. Slippery elm is also scientifically known as Ulmus rubra or U. fulva. Elm has been used medicinally in North America. Native Americans used slippery elm in plasters to treat wounds, boils, ulcers, burns, and skin irritations. It has also been taken orally […]