Saccharomyces boulardii: A Temporary Occupant That Can Lead to Lasting Results Unlike most probiotics, Saccharomyces boulardii is a beneficial yeast rather than a bacterium. It does not permanently colonize the intestine. Instead, it passes through the digestive tract over several days, helping create an environment that allows beneficial bacteria to recover and flourish. During its … Continue reading Saccharomyces boulardii Sets the Stage for a Healthy Microbiome