本發明係關於一種洛神花萼萃取物在抑制低密度脂蛋白、降低血漿中三酸甘油脂或抑制粥狀動脈硬化之用途,其中該萃取物係利用洛神花萼與水共同加熱、過濾殘渣後獲得。 The present invention relates to a use of HIBISCUS SABDARIFFA calyx extract in reducing low density lipoprotein, reducing triglyceride in plasma or inhibiting atherosclerosis, wherein the extract is obtained from heating the HIBISCUS SABDARIFFA calyx with water and filtering the residue.