Phellodendron refers to the dried bark of Phellodendron chinense Schneid. Phellodendron is in the shape of plate or shallow groove, different length and width, 1 ~ 6mm thick. The outer surface is yellowish-brown or yellowish-brown, flat or with longitudinal furrows, some visible pore marks and residual grayish-brown coarse skin;The inner surface is dark yellow or light brown, with fine longitudinal ridges. It is mainly produced in Sichuan, Guizhou, Hubei, Yunnan, etc.
（2）β- Sitosterol, campesterol；7 -dehydrodolichol
（3）Chlorogenic acid, lignoside
|Pin Yin Name
|Amur Corktree Bark
|Phellodendron amurense Rupr.
|huang bo, phellodendron amurense, cortex phellodendri, amur cork tree bark, phellodendron bark,huang bai
|Bright yellow under bark, gray outer bark
|Smell and Taste
|Whole, slices, powder (We can also extract if you need)
|Store in cool and dry places, keep away from strong light
|By Sea, Air, Express, Train
1. Phellodendron can clear away heat and dry dampness;
2. Phellodendron can purge fire for removing toxin;
3. Phellodendron can subdue deficiency heat.
（1）A broad spectrum of antibacterial effects with a particularly strong inhibitory effect against various strains of dysenteriae
（2）It has potent inhibitory and killing effects against Mycobacterium tuberculosis and Leptospira spp
（3）It has a significant inhibitory effect on a variety of fungi, trichomonas.
1.Phellodendron is bitter cold, which easily hurts the stomach. Thus, the people who are spleen and stomach deficiency cold should not be used.