As probiotic demands increase, fortified formulation problems such as stability and efficacy follow. Research shows probiotics can help immune health, allergies, candidiasis and diarrhea. Throughout history, the western world has seen a plethora of supporting research, including strain-specific discoveries and developments. This has, in part, contributed to more recent market interest in probiotics, which is now a USD $40 billion industry. In fact, a review of television commercials and other mainstream media reveal how well probiotics are associated with their abilities to help with digestive wellness, especially when it comes to yogurt, food and drink products.