Saccharomyces Boulardii features 5 billion CFU per capsule consistent with clinical use. Saccharomyces boulardii is a non-pathogenic yeast that influences the bacterial and microbiological balance of the gastrointestinal tract and has been subject to a large amount of research world-wide. Saccharomyces boulardii is widely used in clinical settings as well as for wellness and travel.provides Saccharomyces boulardii for influence on intestinal florafeatures 5 billion CFU per capsule consistent with clinical useSaccharomyces boulardii is a well-documented yeast subject to clinical research IngredientsSaccharomyces boulardii, hypoallergenic plant fibre (microcrystalline cellulose). Vegetarian capsule (hydroxypropyl methyl cellulose). Directions For UseAs a food supplement, take 1-4 capsules daily, in divided doses, with meals, or as directed by your healthcare professional. PrecautionsIf you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use. Use only if safety seal is intact. Food supplements should not be used as a substitute for a varied diet. Do not exceed the stated daily dosage. Keep out of the reach of young children.