Primal Defense® is a natural blend of 12 species of probiotics and Homeostatic® Soil Organisms (HSOs), utilizing the Poten-Zyme® process, to deliver three billion live cells per day within a whole food matrix. The HSO probiotic blend in Primal Defense helps support normal gastrointestinal balance of good and potentially harmful bacteria to help maintain a balanced, healthy internal environment, and maximizes the benefits of a healthy diet by supporting normal absorption and assimilation of nutrients in the gut.*