From friends in Siberia, harvested in selected areas in the Altai mountains on high altitude, purified with low water temp methods, tested for purity and strength. This is a very potent plant, vitamin & mineral compound. It's created by nature and millions of years old. Read lots about it on various pages and choose a batch you resonate with. We would be happy to provide you with more information of contents & usage if you choose to work with our batches or visit any of the retreats.