Origin: Major producing areas: Zhejiang, Sichuan, Henan. Harvested in summer and autumn when leaves turn yellow. 

Active Ingredients: Imperatorin ≥ 0.080%, key active component. 

Classic Compatibility: Medicinal and edible rhizome herb, compatible with Chinese Yam, Honeysuckle, Angelica sinensis, Ginseng, Astragalus Root for daily diet conditioning.

Marker Index: Imperatorin ≥ 0.080%