Certified Organic Slippery Elm Powder (Ulmus flava). The powdered inner bark of the slippery elm is wonderfully soothing for the mucous membranes throughout the body. The benefits of Slippery elm bark are well known and its is listing in the US Pharmacopoea proves that. The healing properties of the bark are due to the high fibre mucilage, representing 85% of it. Taken with water, or drunk as tea, the mucilage coats the gastro-intestinal mucosa and promotes healing It makes a good remedy for gastritis, acidity, peptic ulcers, colitis, enteritis, constipation, diarrhea, or diverticulitis. It will relieve nasal and bronchial catarrh, and soothe a dry irritating cough. Slippery elm also works very well as a "drawing" poultice for boils and splinters.