A new use of Lactobacillus plantarum CMU995 strain is provided for protecting the liver. A method for protecting the liver is also provided and includes a step of transferring Lactobacillus plantarum CMU995 strain to a mammal. A probiotic composition for protecting the liver is also provided. Said probiotic composition contains Lactobacillus plantarum CMU995 strain.本發明揭露一種胚芽乳酸桿菌(Lactobacillus plantarum)CMU995菌株之新用途,其係應用於保護肝臟。本發明另揭露一種保護肝臟的方法,包括將上述之胚芽乳酸桿菌(Lactobacillus plantarum)CMU995菌株傳輸至一哺乳動物。本發明尚揭露一種用於保護肝臟之益生菌組合物,其包含上述的胚芽乳酸桿菌(Lactobacillus plantarum)CMU995菌株。