APOE and fatty liver disease: Naringenin, found in three compounds (Citri Reticulatae Pericarpium, Glycyrrhizae Radix et Rhizoma, and Citri Reticulatae Pericarpium Viride) of HTJZD, inhibits the expression of lipogenic genes and improves hepatic steatosis in middle-aged Apoe −/− mice [33].