Have you heard of slippery elm? Safe for all ages, this bark has a long traditional and medicinal history thanks to its many healing applications. Here are three uses for slippery elm bark. 1. Soothing sore throats Slippery elm bark has been used to soothe throat irritations for centuries. The Food and Drug Administration still recognizes slippery elm bark as a safe and effective oral demulcent, or tissue soother. You can buy slippery elm lozenges at the store, make your own, or drink it as a te