Helps manage diarrhea and supports gut health.
Effective Dose
5-20 billion CFUs (colony-forming units)
Onset
Days
Cost
Mid-range
Cycle
Can be taken continuously for gut health support or during/after antibiotic treatment.
7 things you need to know
What it does
Helps manage diarrhea and supports gut health.
Worth it?
7/10. Saccharomyces boulardii is a probiotic yeast that may help with various types of diarrhea, especially antibiotic-associated diarrhea. It's a useful addition to a gut health regimen, though its effects are somewhat targeted to specific conditions.
How much to take
5-20 billion CFUs (colony-forming units)
Price
Moderate ($15-30/month)
How fast it works
Builds up over days to weeks
Safety
Check if: individuals with severely weakened immune systems, those with central venous catheters
What people say
Generally doesn't produce noticeable sensations, though users may experience improved digestive comfort and regularity.
First isolated from lychee and mangosteen fruit in Southeast Asia.
"Generally doesn't produce noticeable sensations, though users may experience improved digestive comfort and regularity."
Research backing for this ingredient
Some evidence, more research needed
Limited
Not yet
Generally accepted with some debate
"Good evidence supports its use for specific types of diarrhea, particularly antibiotic-associated diarrhea. Evidence for other gut health benefits is growing, but not as strong."
Saccharomyces boulardii is a beneficial yeast that can help restore balance in the gut, especially when it's disrupted by antibiotics or other factors. It can help reduce diarrhea and improve digestive comfort.
Products below minimum dose are likely ineffective
When
Any time
How
5-20 billion CFUs (colony-forming units)
Food
Can be taken with or without food. Some suggest separating it from antifungal medications.
Noticeable effects typically within a few days of consistent use.
Can be taken continuously for gut health support or during/after antibiotic treatment.
Check for specific interactions.
Saccharomyces Boulardii is categorized as a probiotic.
Scientific consensus score: 7.5/10.
Evidence quality: MODERATE.
Add Saccharomyces Boulardii to your stack analyzer or compare it with other ingredients.
Not medical advice. Always consult a healthcare provider.