Chaga is a type of fungus which mainly grows on the trunks of birch trees, where it can persist for over 70 years. Chaga has been used medicinally for centuries.Chaga can also be seen as a “natural multivitamin” as it is very rich in nutrients including amino acids, vitamin D, copper, zinc, selenium, iron, magnesium, calcium, and more.Our Chaga is an organic whole food mushroom powder, made from the entire fruiting body and extra-cellular compounds.