AquadaSupplement Facts: Huang Bai (from 30 year old plant) Cang Zhu (wildcrafted) 1. Cang Zhu and Huang Bai are properly processed with ancient methods to ultimately maintain its potency of draining dampness without hurting the Yin with the reduced dryness nature. 2. Your Botanical Biohacking cang zhu is sustainably wildcrafted in Inner Mongolia. 3. Your huang bai is from 30 year old trees in Dujiangyan. The steppe has fierce winds that make our Cang Zhu