Wild countryside herbal supplement. Ulmus rubra. Nature's Herbs Wild Countryside Slippery Elm Inner Bark is gathered throughout the United States. North American Indians were among the first to discover the many uses of Slippery Elm Bark . In addition to its benefits as a dietary supplement, the bark can be ground and added to milk to make an edible food similar to oatmeal. Our exclusive FreshCare System inhibits normal plant oxidation, maintaining product potency and extending freshness. It includes all-natural antioxidants in each bottle, special air-tight seals and amber glass packaging for uncompromised quality.