Dietary supplement.Product with a double content of probiotic yeast – as much as 500 mg per capsule. Probiotic yeast Saccharomyces boulardii is intended for use during and after antibiotic therapy to supplement the gastrointestinal microflora. Saccharomyces boulardii is also used before and during travel, especially to other climate zones, when there are changes diet, climate and contact with a different bacterial flora.