Ther-Biotic Pro™ IBS Relief is a probiotic medical food powered by IBS-Defense™ a unique combination of probiotic strains + a low FODMAP prebiotic protected by InTactic® Technology. * IBS-Defense™ probiotics have been clinically proven to reduce the severity and frequency of IBS symptoms, including constipation, diarrhea, abdominal pain, and flatulence.* Clinical studies show that a root cause of IBS symptoms such as diarrhea, constipation and abdominal pain is a breakdown in the gut barrier (leaky gut), which is caused in part by an imbalance of beneficial gut bacteria. Ther-Biotic Pro IBS Relief with IBS Defense is a medical food for the dietary management of IBS that helps strengthen the gut barrier by rebuilding these beneficial bacteria to reduce IBS symptoms.*