Organic Chaga Extract Powder100% organic Chaga mushroom conk, sustainably wild crafted on birch trees in the pristine Jilin forest. It is vital that chaga is grown on birch trees if it is to contain the main active components it is associated with. It is dual extracted (Up to 8: 1 extract ratio) to release and concentrate its polysaccharides and triterpenes. It has a minimum of 12% glucans, and 0. 5% betulinic acid to support immunity and inflammatory response.