Bonvit Slippery Elm Bark powder (Ulmus rubra Muhl) is 100% from the inner bark, is wildcrafted from the United States and is certified Kosher and Halal. There are no fillers, flavours, preservatives, colours or sweeteners and it is gluten free. Bonvit Slippery Elm Bark powder is 100% Natural, Non-GMO, Gluten free and has NO preservatives. It contains mucilage, a gel-like substance which creates a film over mucus membranes. Antioxidants also found in the slippery elm may help to reduce inflammation, relieve minor pain or discomfort and soothe irritated or inflamed skin & tissue. A common remedy with a soothing action on all mucous membranes, including the digestive tract, urinary tract, respiratory system and skin. Cautions Keep out of reach of children. Consult your doctor before using this product if you are experiencing abdominal pain, nausea, change in bowel movements, vomiting or constipation. If you are taking medication please check with your doctor before using slippery elm bark powder and follow medical advice. For the most up to date information on this product, please visit the brand / manufacturer website as product descriptions and directions can change.