THAYERS SLIPPERY ELM 150 Soothes, heals, and coats to protect the tissues of the throat and mouth. The original formula was first created in 1847 for Opera Singers. Ingredients: Slippery Elm Bark, (150 mg) in a soothing base of a natural plant derived sweetener derived from corn, with vegetable stearate as a binder. Sodium-Free, Preservative-Free, Wheat-Free, Menthol-Free, Gluten-Free. Not tested on animals. Economy size 150 count bottles - 1 jar In Stock