Kosher Organic Non-ETO Non-Irradiated Slippery Elm bark is tough yet flexible and has a fibrous texture. Frontier Slippery Elm Inner Bark smells similar to Fenugreek but has a very mucilaginous taste. The soothing mucilage can be made as tea or used in ointments poultices throat lozenges and skin care products. More Info Origin: United States Botanical name: Ulmus rubra Muhl. Product Warning Take with at least 250 ml (8oz.) of liquid. Other drugs should be taken 1 hour prior to or several hours after consumption.