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Saccharomyces Boulardii

Florastor vs Saccharomyces Boulardii: Comparing Probiotic Yeast Supplements

Florastor vs Saccharomyces Boulardii: Understanding the Question # When researching probiotics for diarrhea, antibiotic side effects, or gut health, you’ll encounter both “Florastor” and “Saccharomyces boulardii.” The confusion is understandable—are they different products? Which should you choose? The simple answer: Florastor IS Saccharomyces boulardii. Florastor is the brand name for a specific formulation of the probiotic yeast Saccharomyces boulardii (strain CNCM I-745) manufactured by Biocodex. The real comparison isn’t “Florastor vs S. boulardii”—it’s: