Learn an herbal every day - buckthorn bark

The buckthorn bark is generally gray-brown or tan on the outside, loose and brittle, and the inner layer is fibrous flakes.

Buckthorn bark extract is the bark or root extract of rhamnofamily. Rhamnobark extract is a yellow to red-brown powder, mainly containing emodin, aloe-emodin, chrysophanol, and other components, with heat-clearing and laxative effects. 

Pharmacological effects of buckthorn bark:

By enhancing the body's ability to scavenge free radicals and resist lipid peroxidation, buckthorn bark extract can improve the liver damage caused by lipid peroxidation and protect the function of liver cells, and play a therapeutic role in alcoholic liver disease.