Absolute liver weights of high fat diet fed mice. Nor: normal mice, Veh: high fat diet fed mice, Oris: high fat diet plus orlistat 40 mg/kg body weight, BYL: high fat diet plus Banggihwanggitang-hap-yeonggyechulgam-tang 0.87 g/kg body weight, BYH: high fat diet plus Banggihwanggi-tang-hap- yeonggyechulgamtang 1.74 g/kg body weight. *p<0.05, ***p<0.001 vs. high fat diet fed mice.