Nature's Sunshine Slippery Elm 360mg 100cSlippery elm bark powder contains mucilage, a gelatinous like substance that reacts with water to form a slippery gel like substance, when taken orally it expands in the digestive tract and helps provide a protective barrier for irritated gastric mucous membranes. When taken after meals Slippery elm capsules may soothe an irritated or acidic stomach and help relieve the digestive symptoms of heartburn and reflux. Slippery elm bark is rich in nutrients