Member's Mark 10 Strain Probiotic contains 10 billion active cultures** per capsule and 10 strains of beneficial bacteria: Lactobacillus acidophilus, Bifidobacterium lactis HN019, Lactobacillus rhamnsosus GG, Bifidobacterium infantis, Bifidobacterium longum, Lactobacillus salivarius, Bifidobacterium bifidum, Lactobacillus plantarum, Lactobacillus paracasei and Bifidobacterium breve. This probiotic blend can help replenish healthy bacteria and support digestive and immune health.* Our formula contains a balance of both Bifidobacterium and Lactobacillus, which helps promote large and small intestinal health. We also include probiotic strains such as Bifidobacterium lactis HN019 and Lactobacillus rhamnsosus GG. These inclusions are based on clinical and scientific evidencefor instance, a study on Bifidobacterium lactis HN019 showed that it may help regulate colon transit time.* Just one capsule per day of Member's Mark 10 Strain Probiotic provides some of the good bacteria beneficial for essential, everyday body functions.* [*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. **This product contains 10 billion live bacteria when manufactured and until at least the "Best Used By" date, providing proper handling and storage directions are followed.]