Purina Pro Plan Veterinary Diets FortiFlora Chewable Tablet Supplements contain a safe and effective strain of beneficial bacteria proven to promote normal intestinal microflora. From the makers of the #1 probiotic supplement recommended by veterinarians. The science behind our therapeutic products represents a collaboration between Purina nutritionists, researchers and veterinarians. Probiotic supplement for the dietary management of puppies and adult dogs with diarrhea Contains a probiotic proven to promote normal intestinal microflora Proprietary microencapsulation process for enhanced stability Contains a guaranteed level of live microorganisms Increases levels of beneficial bacteria Promotes a strong immune system Contains antioxidants Safe for use in puppies and adult dogs Easy to feed