" More and more medical studies are showing how important our healthy intestinal bacteria are to keeping us healthy. This has led to a growing support of the value of probiotics. Probiotics are simply healthy bacteria. Yogurt is one form of probiotic. It typically has 1-2 types of healthy bacteria. They also come in pill or liquid form with up to 20 healthy bacterial strains. A group of college students were given a probiotic pill with ...