Slippery Elm is a species of elm tree native to eastern North America and has been used as an herbal remedy for centuries. It is very safe and non-toxic. The inner bark is dried, powdered, and used medicinally to treat digestive upsets of all varieties. It draws out and eliminates toxins from the body and acts as a lubricant in the colon making it effective in treating any inflammation or ulceration of the gastrointestinal tract.