This invention is related to novelLactobacillusstrains. This invention is also related to a use ofLactobacillusstrains capable of lower blood lipid and a composition for lowering blood lipid, comprisingLactobacillusstrains having the function of lowering blood lipid, wherein the lactic acid bacteria strains areLactobacillus rhamnosusLCR177, BCRC 910473,Pediococcus acidilacticiPA318, BCRC 910474,or Bifidobacterium adolescentis,BCRC 14609.本發明係關於新穎之乳酸菌株;本發明亦關於一種可降低血脂之乳酸菌株的用途,以及一種降低血脂之組合物,其包含具有降低血脂功能之乳酸菌株,該乳酸菌株為鼠李糖乳酸桿菌LCR177(Lactobacillus rhamnosusLCR177) BCRC 910473、乳酸片球菌PA318(Pediococcus acidilacticiPA318) BCRC 910474或青春雙岐桿菌(Bifidobacterium adolescentis) BCRC 14609。