Eastern Europe's most esteemed mushroom is now available to you with our new Swanson Premium Full Spectrum Chaga Mushroom supplement. The Chaga mushroom grows on birch trees primarily in Russia and Eastern Europe, where it has been used as a natural health solution for hundreds of years. It is a natural source of antioxidants. Our Full Spectrum Chaga Mushroom capsules feature all-natural whole Chaga powder. They can be taken as a capsule or opened into hot water to create a tea infusion similar to the traditional method of use in Eastern Europe.