PRIMARY PETS PROBIOTIC SUPPLEMENT FOR DOGS AND CATS. Probiotics Help Diarrhoea, Excess Wind, Increase Good Bacteria and Helps to Firm Loose Stools. Our Advanced Single Strain Enzyme with 15 Billion CFU's per Capsule in a Prebiotic Inulin Base Encourages Normal Digestive Function by Maintaining a Healthy Level of Supportive Bacteria in the Intestine.