Disease introduction: NAFLD has become one of the major public health problems in the world. Approximately 15-30% of adults have NAFLD, and there is no specific medicine.

　　Experimental animals: SD rats (6-8 weeks)

　　Experimental method: 1. The model mouse high-fat diet, including 2% cholesterol, 0.5% sodium cholate, 0.2% propylthiouracil, 5% sugar, 10% lard and 82.3% basic feed, was fed for 5 weeks. 2. Pathological oil red O staining judgment model.