Dietary Supplement. Intestinal health. Natural probiotic. Contains 4 strains of natural, beneficial bacteria. With B. infantis 10 mg. Digestive care supplement. Helps to support & maintain a healthy digestive system. Promotes gastrointestinal health. Promotes digestive system balance. Supports a healthy immune system. 4 week supply. Compare the differences of 4X Probiotic to Align (Good Neighbor Pharmacy 4X Probiotic is not manufactured or distributed by The Procter & Gamble Company, owner of the registered trademark Align). 4X Probiotic: Bifidobacterium infantis per serving: 10 mg. Bifidobacterium infantis strain: SD-5845. Probiotic Blend B. lactis B. longum B. bifidum: 15 mg. Total live probiotic cells when manufactured: 5-billion. Form of Product: Gradual-release caplet. Align: Bifidobacterium infantis per serving: 4 mg. Bifidobacterium infantis strain: 35624. Total live probiotic cells when manufactured: 1-billion. Form of Product: capsule. Why take probiotics? When taken daily, this product helps maintain digestive health with active probiotic bacteria. What are probiotics? Simply put, probiotics are bacteria that help maintain a healthy digestive system. Probiotics contribute to a healthy microflora and support immune system function. About this product: This product contains 4 strains of natural beneficial bacteria: Bifidobacterium infantis, Bifidobacterium lactis, Bifidobacterium longum, Bifidobacterium bifidum. When taken daily, this product will help support and maintain a healthy digestive system. A few words on probiotic bacteria: The body needs beneficial bacteria for digestive system health. Bifidobacteria are an important component of the intestinal microflora. As we age, the numbers of Bifidobacteria may be reduced. Other lifestyle factors, such as diet and stress, may also affect the composition of the microflora. (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.)