Pet Authority Daily Digestive Supplement contains a delicious blend of Cranberry and Papaya (organically grown) fruit juices and billions of friendly micro organisms (Acidophilus). It also provides Vitamins C & E (Antioxidants). Taurine (Amino Acid), and contains a source of the digestive enzyme Papain (Papaya Enzyme which can hydrolyze proteins). Dosage: Mix with moist food or pour over dried food. Can be spooned directly into mouth or added to water. Puppies and small dogs (up to 10 lbs.) 2 teaspoons per meal. Medium dogs (11 to 35 lbs.) 3 teaspoons per meal. Large dogs (36 lbs. and up) 4 teaspoons per meal.