Kyo-Dophilus 9 boasts nine friendly human strains of bacteria to care for all areas of intestinal function and is suitable for daily use. This unmatched formulation includes specially selected strains of Lactobacillus acidophilus, L. rhamnosus, L. gasseri, Bifidobacterium longum strain B., B. longum strain M., B. bifidum., B. infantis, B. breve, and B. lactis. Listen to your gut feeling! Supplementing with these strains provides good company to the flora already there, and may help to calm the digestive system when antibiotics, travel, diet, pathogens, or any stress disrupt the normal flora causing various upsets. Refrigeration is not necessary, making it the most convenient probiotic on the market.Kyo-Dophilus 9 is also heat stable and its potency is guaranteed for 3 years.Supporting well-being for all ages!