Appearance: Brown fine powder ,Taste Bitter,Particle size 80 mesh . White Willow Bark contains salicin, which the body converts to salicylic acid and has the same effect on the body as aspirin without any of the side effects. In fact, White Willow Bark was the basis for the synthesis of aspirin.  

Native Americans also discovered the value of the Willow tree for relieving pain from headaches and rheumatism and reducing fevers.