The invention belongs to the technical field of traditional Chinese medicine compositions, and in particular relates to a traditional Chinese medicine composition with a significant function of sobering up and protecting the liver and a preparation method thereof. The traditional Chinese medicine combination is prepared by decocting Chinese medicine raw materials such as Gansong, Codonopsis pilosula, Chinese yam, Chuanxiong, clove, ginger pinellia, white peony root, lotus pod, gastrodia elata, mustard seed, mung bean, jujube, ginger, and licorice according to a certain weight ratio. It is proved by experiments that the traditional Chinese medicine composition of the present invention can significantly improve the activity of enzymes related to alcohol metabolism and inhibit the expression of inflammatory factors, so as to significantly sober up and protect the liver, and improve the effects of symptoms such as dizziness, nausea, abdominal distension and abdominal pain in acute and chronic alcoholism; On the other hand, the traditional Chinese medicine used in the present invention has a wide range of sources, is green and safe, basically has no toxic and side effects on the body, has a simple preparation method, and is convenient to use, and is very suitable for the prevention and treatment of diseases such as alcoholism and liver injury in clinical practice.