Our uniqueness

A probiotic yeast, studied for decades, that works differently from bacterial probiotics.

What makes our yeast different

  • A yeast, not a bacterium

    A different kind of probiotic, with its own way of working.1

  • A well-studied strain

    Backed by a large body of clinical research.2

  • Pharmaceutical quality

    Every batch produced to the same specification.

  • Decades of use

    Trusted by families in many countries.3

A unique probiotic yeast strain

Saccharomyces boulardii CNCM I-745 is a specific strain. Its properties are tied to that strain, which is why the full name matters.

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How Bioflor helps

Situations where a probiotic yeast can support your gut.

Our uniqueness

How the strain works in acute diarrhoea

Learn more September 19, 2026
Our uniqueness

Antibiotic-associated diarrhoea: the rationale

Learn more September 15, 2026
Our uniqueness

Travellers' diarrhoea: preparing before you go

Learn more September 11, 2026
Our uniqueness

Supporting IBS symptoms over the longer term

Learn more September 7, 2026
Heritage

The story behind our probiotic yeast

Learn more September 3, 2026
Science

A unique probiotic yeast strain

Learn more August 30, 2026