Dietary Supplement. Dairy free. Works throughout the digestive system. 100% potency guarantee. Viable super strain beneficial bacteria L. acidophilus NAS, B. bifidum Malyoth, and L. bulgaricus LB-51 to maximize digestion, absorption and regularity. Potency Guarantee: Each capsule supplies a minimum of five billion L. acidophilus NAS super strain, twenty billion B. bifidum Malyoth super strain and five billion L. bulgaricus LB-51 super strain guaranteed through expiration date, if kept dry and refrigerated. The Trenev Process unique oil matrix delivery system keeps beneficial bacteria super strains separate and noncompetitive while maximizing survival through low-pH, corrosive stomach acid. Bile resistance is an added feature to ensure 100% survival to the small intestine. This proprietary technology is available only with Natren products. The probiotic specialist recognized worldwide since 1982. (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.) Made in USA.