... ExtractBotanical name:Inonotus obliquusSpecification: 20%,30%,40% Polysacchrides DescriptionChaga ( Inonotus obliquus ), also known as cinder conk, is a fungus in Hymenochaetaceae ... the best quality from Siberian in Russia Siberian Chaga (Inonotus Obliquus) is a wild harvested mushroom from specifically selected birch trees ...