Slippery elm is a supplement made from the inner bark of the slippery elm tree (Ulmus rubra). It may help improve digestive symptoms, a cough, sore throat, and urinary tract infections (UTIs).

Slippery elm (Ulmus fulva/Ulmus rubra) bark is a traditional Native American remedy also known as red elm, Indian elm, moose elm and sweet elm. The slippery elm tree is native to eastern Canada and ...