Salix alba (white willow; willow bark ) extract, Salicin,acesodyne, salicylic acid, allay fever, diminish inflammation, Salix alba (white willow; willow bark ) extract ,Ingredient: Salicin; Salicylic acid .Function: acesodyne,, allay ... -rheumatic, and an astringent. Specifically, it helps to relieve headaches Salix alba (white willow; willow bark ) extract