Proprietary Blend:……...........40 Billion CFU  Short Chain Fructooligosaccharide (NutraFlora® scFOS®), Bifidobacterium bifidum, Bifidobacterium breve, Bifidobacterium lactis (infantis), Bifidobacterium lactis HN019,  Bifidobacterium longum, Lactobacillus acidophilus, Lactobacillus brevis, Lactobacillus bulgaricus,  Lactobacillus casei, Lactobacillus gasseri, Lactobacillus paracasei, Lactobacillus plantarum, Lactobacillus rhamnosus, Lactobacillus salivarius, Lactococcus lactis, Streptococcus thermophilus