Of course. Inonotus obliquus, the scientific name of Inonotus obliquus, is mainly parasitic on birch trees and grows by absorbing nutrients from birch trees. It is a pure original ecological product. Can be used for a long time without any toxic or side effects. Female friends can also use it during menstruation, which helps to improve the body's immunity. It has the health functions of preventing cancer, lowering blood sugar, removing fat, lowering blood pressure, etc ... For details, please visit the website of Beijing Siberian Chaga Company, and the content is very complete ~ ~ ~