People who have digestive problems, such as irritable bowel syndrome (IBS), food intolerances or gas, can turn to key dietary ingredients that help boost digestion, which leads to a better quality of life. Of all of the health benefits associated with probiotics, digestion ranks number one in consumers' minds, and with good reason. Studies have shown these beneficial bacteria can address a number of digestive ailments. Research demonstrates they can reduce potentially fatal Clostridium difficile-associated diarrhea as well as reduce IBS symptoms.