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

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Synopsis

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

Saccharomyces, particularly the probiotic yeast Saccharomyces boulardii, has been investigated for its effects on Irritable Bowel Syndrome (IBS). Several randomized controlled trials (RCTs) and meta-analyses have explored its efficacy. The evidence suggests that S. boulardii may help alleviate some IBS symptoms, such as abdominal pain and stool irregularity, especially in subtypes like diarrhea-predominant IBS (IBS-D). Proposed mechanisms include modulation of the gut microbiota, enhancement of intestinal barrier function, and anti-inflammatory effects.

A 2015 meta-analysis (McFarland et al.) found that S. boulardii could be beneficial for IBS, particularly IBS-D, though the effect size was modest. Another systematic review (Didari et al., 2015) reported some symptom improvement, but also highlighted significant heterogeneity among studies in terms of design and outcomes. The clinical guidelines from organizations like the American College of Gastroenterology (ACG) note that evidence for probiotics, including S. boulardii, is promising but not definitive, and recommend individualized consideration.

In summary, Saccharomyces use in IBS is supported by moderate scientific evidence, with several RCTs showing potential benefits but with variability in results and study quality. More large-scale, high-quality trials are needed to establish definitive efficacy and to determine which IBS patients are most likely to benefit.

More about Saccharomyces
More about Irritable Bowel Syndrome

Other ingredients used for Irritable Bowel Syndrome

2'-Fucosyllactose
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
Asafoetida
Alexandrian senna
Agrimonia pilosa
Betony
Bifidobacterium
Bacillus indicus
Bifidobacterium adolescentis
Boswellic Acid
Bayleaf
Belleric myrobalan
Bran
Boswellia
Bacillus licheniformis
black salt
Bifidobacterium animalis
Bitter principals
Bacteria
Bifidobacteria
Bacillus
Cumin
Coriander
Citron
Cannabidiol
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Enterococcus
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Fiber
Quince
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Products containing Saccharomyces

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