probiotic · for irregular digestion
Saccharomyces boulardii
A yeast that passes through rather than settling, thought to steady the gut lining and cut watery stool.
Say that in clinical terms
S. boulardii is a non-colonizing probiotic yeast thought to stabilize gut barrier function, modulate inflammatory cytokines, and reduce excess stool water content, particularly relevant to diarrhea-predominant symptoms.
How strong is the research?
Solid evidence
Industry funded
4 papers read, 4 supporting.
Tested as: S. boulardii (strain CNCM I-745) 9 billion CFU/day in one trial, 200 billion CFU/day (2x10^11) in another, both for 4 weeks
Who was studied: Adults with diarrhoea-predominant or mixed IBS, diagnosed to standard criteria.
How much to take
9–200 billion_CFU