Bifidobacteria can enhance the body's non-specific and specific immune response, increase NK cell and macrophage activity and increase partial or body's anti-infection and the defense function.

双歧杆菌能增强机体的非奇异性和奇异性免疫反响，进步NK细胞和巨噬细胞活性，进步局部或满身的抗熏染和防备成果。