UrthPet Probiotic Health Diatomaceouse Earth Dietary Supplement, 10-Ounce Helps create a natural defense against common digestive problems: constipation, diarrhea, urgency, gas, bloating, abdominal discomfort Builds and maintains a healthy digestive system Enhances immune functions Reduces risk of illness Up to a 30 day supply depending on size of pet, instructions on package for dosage