Normally you have an abundance of friendly bacteria (probiotics); however as we grow older, the use of prescription drugs, poor dietary habits, common digestive disorders and everyday stress all work together to alter the mircobiome in our bodies. With dual action Prebiotic + Probiotic, Probiology Flora Restore helps to replenish the lost probiotics in our gut and works to fortify your body's natural defenses against the destructive elements that are part of your everyday life. For less than $1 per day, Belle and Bella's Flora Restore (not Florastor) DUAL ACTION: Prebiotic Fiber + Probiotics contains 10 scientically studied probiotic strains to promote gut health for 4x defense against occasional gas, bloating, constipation and diarrhea. Plus15 billion CFU of live and active cultures to support our immune system everyday.