... glycosides; salicin, picein, triandrin, esters of salicylic acid and salicyl alcohol, acetylated sal White Willow Extract 25% salicinWhite Willow Extract 15 ... glycosides; salicin, picein, triandrin, esters of salicylic acid and salicyl alcohol, acetylated salicin, salicortin and salireposide. Miscellaneous; tannins, catechin, p-coumaric ...