Vital Planet's Firm Stool Powder combines 10 specific probiotic strains to more closely match your dog’s digestive system and to provide maximum diversity. There are 1 billion live probiotic cultures in each scoop to help maintain your dog’s immunity. The powder contains beneficial pumpkin to support occasional diarrhea and help create a firm stool for good health and easy cleanup. The convenient powder mixes easily with your dog’s food. Directions: For any size dog, feed one scoop daily. May be mixed with your dog’s food. Contains 30 scoops, a 30-day supply.