Detailed Product Description Osthol 30-99%, Cnidium monnieri extract by CO2 extraction, high quality: no heavy metals, no solvent...Description: Cnidium is a plant which grows in China (and possibly in Oregon) whose seeds are used in classical traditional Chinese medicine for skin problems and as a natural sex booster. It is known in China as She Chuang Zi. Cremocarp, ellipsoidal, 2-4 mm long, ...