There are 6 strains in the probiotics: Lactobacillus acidophilus DDS - 1 Lactobacillus reuteri Bifidobacterium bifidum Bifidobacterium breve Bifidobacterium lactis Bifidobacterium longum (ora.organic)
Pasteurized Organic Milk, Organic Peaches, Organic Agave Nectar, Organic Nonfat Dry Milk, Organic Inulin, and LIVE CULTURES, including probiotics: Bifidobacterium lactis BB - 12 ®, L.acidophilus LA - 5 ®, L.casei, L.rhamnosus LB3 (nancysyogurt.com)