Bifido For Fido is a veterinary formulated blend of 13 helpful probiotic strains. These gut-healthy probiotics are well researched in both dogs and humans for their ability to support healthy digestion and gut function. Not all probiotics are probiotic! Every probiotic strain in BFF is chosen for its ability to deliver health benefits to the gut. Bifido For Fido also contains Saccharmyces boulardii, a beneficial yeast that can help maintain a healthy gut flora during antibiotic use. Maintain a healthy intestinal tractMaintain proper gut floraR