Jarrow Formulas Saccharomyces Boulardii + MOS - 5 Billion Viable Organisms Per Serving - 90 Delayed Release Veggie Caps - Probiotic + Prebiotic - Intestinal Tract Support - Up to 90 Servings, Intestinal Tract Support - Saccharomyces Boulardii + MOS is a clinically documented probiotic yeast that provides a synergistic effect in the intestinal tract.* Formula does not require refrigeration., Probiotic + Prebiotic - Saccharomyces boulardii (probiotic yeast) helps protect and maintain intestinal microflora & restore normal intestinal microflora when possible disruptions occur, such as during travel.*, MOS - MOS is a prebiotic that encourages the clearance of certain bacteria through the gut. MOS is a binding site decoy for unfriendly bacteria., 5 Billion CFU - Delivers a minimum of 5 billion viable cells at time of consumption (when kept under recommended storage conditions & used within Best Used Before date)., Rated #1 - With innovative, science-based probiotic products that consumers trust, Jarrow Formulas has again been recognized as the #1 probiotic brand for customer satisfaction according to ConsumerLab’s Survey of Supplement Users for 2021.,