Last reviewed May 2026 · 1 min read
Is Saccharomyces boulardii vegan?
Vegan
Suitable for a vegan diet.
Yes — It is a yeast (fungus) grown on plant substrates.
01 · The basics
What is Saccharomyces boulardii?
A tropical strain of yeast used as a probiotic to prevent diarrhea.
02 · The source
Where it comes from
It is a yeast (fungus) grown on plant substrates. 100% vegan.
Frequently asked
FAQ
Is Saccharomyces boulardii vegan?
Yes, it is a type of yeast.
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