Evidence supporting the use of: Saccharomyces cerevisae
For the health condition: Irritable Bowel Syndrome

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Saccharomyces cerevisiae, particularly the subspecies Saccharomyces cerevisiae var. boullardii (now more commonly referred to as Saccharomyces boulardii), has been studied for its effects on gastrointestinal disorders, including Irritable Bowel Syndrome (IBS). Several randomized controlled trials and meta-analyses have investigated its efficacy. Evidence suggests that S. boulardii supplementation can help reduce the frequency and severity of IBS symptoms, such as abdominal pain and bloating, as well as improve quality of life in some patients. The proposed mechanisms include modulation of the gut microbiota, enhancement of the intestinal barrier, and anti-inflammatory effects.

However, while there is moderate-quality scientific evidence supporting the use of S. boulardii for IBS, results are not uniformly positive, and the magnitude of benefit varies between studies. The strain is more conclusively effective in treating certain other gastrointestinal conditions (e.g., antibiotic-associated diarrhea, Clostridioides difficile infection), but its use for IBS is supported by several clinical trials and is recommended in some clinical guidelines as a probiotic option.

It is worth noting that the common baker’s or brewer’s yeast, S. cerevisiae, is not typically used for IBS, and most studies focus specifically on S. boulardii. The evidence supporting S. cerevisiae for IBS, outside of the boulardii subspecies, is limited. Overall, the use of S. boulardii in IBS is justified by scientific validation but with moderate evidence.

More about Saccharomyces cerevisae
More about Irritable Bowel Syndrome

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akkermansia muciniphila
aloe vera
alpha-galactosidase
alpha-pinene
amino acids
bacillus clausii
bacillus coagulans
bacillus subtilis
benegut perilla (proprietary)
beta caryophyllene
bifidobacterium bifidum
bifidobacterium breve
bifidobacterium infantis
bifidobacterium lactis
bifidobacterium longum
bilberry
bio ecolian (proprietary)
blackberry
Indian frankincense
butyrate triglyceride
chen pi
chia seed
chlorella
cinnamon
turmeric
curcumin
fennel
flaxseed
fructooligosaccharides (FOS)
fruit and vegetable blend (proprietary)
ginger
green banana
green tea
guar gum
cellulose
inulin
isomalto-oligosaccharide
l-glutamine
lactobacillus acidophilus
lactobacillus brevis
lactobacillus bulgaricus
lactobacillus casei
lactobacillus fermentum
lactobacillus gasseri
lactobacillus helveticus
lactobacillus paracasei
lactiplantibacillus plantarum
lactobacillus reuteri
lactobacillus rhamnosus
lactobacillus salivarius
lactococcus lactis
lovage
marshmallow
oat
pectin
peppermint oil
plum fruit
pomegranate
potato starch
butyric acid
psyllium
quercetin
resveratrol
saccharomyces boulardii
slippery elm bark
spearmint leaf
streptococcus thermophilus
tributyrin
vitamin D
xylooligosaccharides
zinc
hyssop
atractylodes
ferula assafoetida
anise
holarrhena antidysenterica
fumaria parviflora
chrysanthemum
senna
white oak
algae
Agastache
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Alexandrian senna
Agrimonia pilosa
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Bifidobacterium
Bacillus indicus
Bifidobacterium adolescentis
Boswellic Acid
Bayleaf
Belleric myrobalan
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Boswellia
Bacillus licheniformis
black salt
Bifidobacterium animalis
Bitter principals
Bacteria
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Products containing Saccharomyces cerevisae

We currently have no products on Vitabase that contain this ingredient.