Probiotics are the newest "super stars" of staying healthy and improving immune function. We are just beginning to understand how the 20 trillion bacteria on our skin and in our intestines synergistically combine to fight of invading pathogens, improve carbohydrate metabolism and prevent Type II diabetes and even help reduce body fat. Our MegaPro 50 contains 50 billion colony forming units of 6 different friendly, non-pathogenic microorganism to support digestive health. It also supports a healthy colon, immune function and optimizes intestinal motility.