The invention belongs to the technical field of medical animal model feed and discloses feed for preparation of an alcoholic liver animal model. The feed for mice is prepared from casein, L-cystine, DL-methionine, maltodextrin, meal cellulose, xanthan gum, choline bitartrate, a mineral premix, a vitamin premix, cholesterol, sodium cholate, fish oil, alcohol and water. The feed for preparation of an alcoholic liver animal model can gradually cause mouse alcoholic fatty liver, hepatitis and liver fibrosis. The model has features similar to human diseases and pathology has a certain development process. A modeling method is simple and easy and has a high success rate, a low death rate, good repeatability and a wide application prospect.