Rx Vitamins for Pets Nutrigest for Dogs & Cats - Helps Support Proper Bowel & Digestive Health - Veterinarian Formulated Probiotic - Powder 132g Comprised of a blend of ingredients that might work to promote canine and feline digestive health Contains six strains of probiotic bacteria. Notably probiotics are good bacteria that might aid in digestion by working to maintain a balance of gut flora May help address some signs of gastrointestinal discomfort such as mild diarrhea vomiting or gas