The most common herb used for the liver is Milk Thistle. This herb, when used properly, can even help rehabilitate the liver in cases of alcohol abuse (mild to severely damaged). This plant has been used to help liver ailments for thousands of years; until recently it was one of herbal medicine's best kept secrets. Milk thistle's properties: Anti-inflammatory, Galactagogue, Hepatic, Uterine Tonic; and the common uses are for Alcoholism/Drug Abuse, Cholesterol Control, Diabetes, Liver.
Here is a list of other common herbs that help with the liver: Alfalfa Leaf, Barberry Root, Burdock Root, Cascara Sagrada, Cayenne, Chinese Rhubarb Root, Curcumin, Dandelion Root, Gentian, Gotu Kola, Milk Thistle, Oregon Grape Root, Schisandra Berry, Turmeric Root, Wild Yam, Yellow Dock, Yucca