Lactobacillus acidophilus için Irritable Bowel Syndrome (IBS)

Q: Does Lactobacillus acidophilus help with Irritable Bowel Syndrome (IBS)?

Based on 3 studies with 350 participants, there is moderate evidence from clinical studies that Lactobacillus acidophilus may support Irritable Bowel Syndrome (IBS) management. Our evidence grade is B (Good Evidence).

Q: How much Lactobacillus acidophilus should I take for Irritable Bowel Syndrome (IBS)?

Studies have used various dosages. A commonly studied range is 1-10 billion CFU/day. Always consult your healthcare provider before starting any supplement regimen.

Q: Are there side effects of Lactobacillus acidophilus?

Reported side effects may include Mild gas and bloating during initial use, Occasional loose stools, Rare allergic reactions in dairy-sensitive individuals (dairy-cultured strains), Very rare: bacteremia in immunocompromised individuals. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

Q: How strong is the evidence for Lactobacillus acidophilus and Irritable Bowel Syndrome (IBS)?

We rate the evidence as Grade B (Good Evidence). This rating is based on 3 peer-reviewed studies with 350 total participants. The overall direction of effect is positive.

Improves intestinal transit time and reduces constipation symptoms in IBS-C. Fecal pH decreases indicating improved fermentation. Best evidence for L. acidophilus NCFM strain.

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Sonuç

Improves intestinal transit time and reduces constipation symptoms in IBS-C. Fecal pH decreases indicating improved fermentation. Best evidence for L. acidophilus NCFM strain.

Key Study Findings

Randomized Controlled Trial n=200 12 weeks Double-blind

Probiotic Blend of Lactobacillus acidophilus LA-5 and Bifidobacterium animalis ssp. Lactis BB-12 in Non-constipated Irritable …

Dose: None vs: placebo Outcome: IBS-Global Improvement Scale response Etki: 19.3% vs 8.9% response at day 28 p=0.048

Popülasyon: adults with non-constipated irritable bowel syndrome

Meta-Analysis n=3154

Comparative effectiveness and safety of probiotics with psychotropic potential in mental health benefits in irritable …

Dose: None vs: placebo Outcome: quality of life, depression, and anxiety in IBS … Etki: SUCRA=89.7% (B. longum for QoL); SUCRA=95.6% (probiotic combo for depression) None

Popülasyon: patients with irritable bowel syndrome

Randomized Controlled Trial n=61 12 weeks Double-blind

Four-strain probiotic exerts a positive effect on irritable bowel syndrome symptoms occurring in inflammatory bowel …

Dose: None vs: Placebo Outcome: IBS-SSS (100-point reduction) Etki: 45% active vs 33% placebo (P=0.42) P=0.42

Popülasyon: IBD patients with IBS symptoms in remission

Randomized Controlled Trial n=110 12 weeks Double-blind

A randomized, double-blinded, placebo-controlled clinical trial on Lactobacillus-containing cultured milk drink as adjuvant therapy for …

Dose: 10^9 CFU L. acidophilus LA-5 + L. paracasei daily vs: Placebo cultured milk Outcome: Depression risk and serotonin levels in IBS patients Etki: None <0.001 (depression score)

Popülasyon: IBS patients with normal mood and subthreshold depression

In Vitro

Bowel Inflammation and Nutrient Supplementation: Effects of a Fixed Combination of Probiotics, Vitamins, and Herbal …

Dose: None vs: None Outcome: Colitis severity Etki: None None

Popülasyon: Crohn's disease patients

Randomized Controlled Trial 4 weeks

Efficacy of Quadruple-coated Probiotics in Patients With Irritable Bowel Syndrome: A Randomized, Double-blind, Placebo-controlled, Parallel-group …

Dose: 2 g vs: Placebo Outcome: Constipation symptoms Etki: None P = 0.005

Popülasyon: IBS patients

Key Statistics

Çalışmalar

350

Katılımcılar

↑

Positive

Derece

Referenced Papers

Probiotic Blend of Lactobacillus acidophilus LA-5 and Bifidobacterium animalis ssp. Lactis BB-12 in Non-constipated Irritable Bowel Syndrome: A Double-Blind Randomized … RCT

Journal of gastroenterology … 2026 1 atıf

Comparative effectiveness and safety of probiotics with psychotropic potential in mental health benefits in irritable bowel syndrome: a systematic review … Meta-Analysis

European journal of … 2026

Four-strain probiotic exerts a positive effect on irritable bowel syndrome symptoms occurring in inflammatory bowel diseases in absence of inflammation … Other

World journal of … 2025 2 atıf

A randomized, double-blinded, placebo-controlled clinical trial on Lactobacillus-containing cultured milk drink as adjuvant therapy for depression in irritable bowel syndrome. RCT

Scientific reports 2024 20 atıf

Computational prediction of new therapeutic effects of probiotics. Other

Scientific reports 2024 10 atıf

Bowel Inflammation and Nutrient Supplementation: Effects of a Fixed Combination of Probiotics, Vitamins, and Herbal Extracts in an In Vitro … Other

The Yale journal … 2024 5 atıf

Efficacy and Safety of a Mixture of Microencapsulated Sodium Butyrate, Probiotics, and Short Chain Fructooligosaccharides in Patients with Irritable Bowel … Other

Journal of clinical … 2024 4 atıf

Efficacy of Quadruple-coated Probiotics in Patients With Irritable Bowel Syndrome: A Randomized, Double-blind, Placebo-controlled, Parallel-group Study. Other

Journal of neurogastroenterology … 2024 4 atıf

A Synbiotic Combining Chitin-Glucan and Lactobacillus acidophilus NCFM Induces a Colonic Molecular Signature Soothing Intestinal Pain and Inflammation in an … Other

International journal of … 2024 2 atıf

Outcome-Specific Efficacy of Different Probiotic Strains and Mixtures in Irritable Bowel Syndrome: A Systematic Review and Network Meta-Analysis. Meta-Analysis

Nutrients 2023 33 atıf

Lactobacillus acidophilus regulates abnormal serotonin availability in experimental ulcerative colitis. Other

Anaerobe 2023 14 atıf

Effects of Glutamine, Curcumin and Fish Bioactive Peptides Alone or in Combination on Intestinal Permeability in a Chronic-Restraint Stress Model. Other

International journal of … 2023 9 atıf

Maintenance of intestinal epithelial barrier integrity by a combination of probiotics, herbal extract, and vitamins. Other

Minerva pediatrics 2023 2 atıf

[Clinical efficacy of a modern probiotic for the correction of intestinal microflora in patients with irritable bowel syndrome with diarrhea … Other

Voprosy pitaniia 2023

Compositional Changes in the Gut Microbiota of Responders and Non-responders to Probiotic Treatment Among Patients With Diarrhea-predominant Irritable Bowel Syndrome: … Other

Journal of neurogastroenterology … 2022 21 atıf

Evaluating the Efficacy of Probiotics in IBS Treatment Using a Systematic Review of Clinical Trials and Multi-Criteria Decision Analysis. Systematic Review

Nutrients 2022 19 atıf

Clinical Efficacy of Probiotic Therapy on Bowel-Related Symptoms in Patients with Ulcerative Colitis during Endoscopic Remission: An Observational Study. Other

Gastroenterology research and … 2022 15 atıf

The Role of Bifidobacteria in Predictive and Preventive Medicine: A Focus on Eczema and Hypercholesterolemia. Review

Microorganisms 2021 47 atıf

Clinical assessment and cytokines level in constipation-predominant irritable bowel syndrome participants treated with Lactobacillus-containing cultured milk drink. Other

Acta gastro-enterologica Belgica 2021 14 atıf

Lactobacillus acidophilus DDS-1 and Bifidobacterium lactis UABla-12 Improve Abdominal Pain Severity and Symptomology in Irritable Bowel Syndrome: Randomized Controlled Trial. RCT

Nutrients 2020 99 atıf

The Effectiveness of Synbiotic Preparation Containing Lactobacillus and Bifidobacterium Probiotic Strains and Short Chain Fructooligosaccharides in Patients with Diarrhea Predominant … RCT

Nutrients 2020 78 atıf

A 2-strain mixture of Lactobacillus acidophilus in the treatment of irritable bowel syndrome: A placebo-controlled randomized clinical trial. RCT

Digestive and liver … 2020 28 atıf

Clinical effects of Lactobacillus strains as probiotics in the treatment of irritable bowel syndrome. Results from the LAPIBSS trial: Future … Review

Cellular and molecular … 2020 4 atıf

Effect of a Preparation of Four Probiotics on Symptoms of Patients with Irritable Bowel Syndrome: Association with Intestinal Bacterial Overgrowth. Other

Probiotics and antimicrobial … 2019 43 atıf

Effects of probiotic supplementation on post-infectious irritable bowel syndrome in rodent model. Other

BMC complementary and … 2019 24 atıf

Neuropsychiatric Disorders: Influence of Gut Microbe to Brain Signalling. Review

Diseases (Basel, Switzerland) 2018 50 atıf

Lactobacillus acidophilus CL1285, Lactobacillus casei LBC80R and Lactobacillus rhamnosus CLR2 improve quality-of-life and IBS symptoms: a double-blind, randomised, placebo-controlled study. RCT

Beneficial microbes 2018 48 atıf

Lactobacillus acidophilus and Bifidobacterium longum supernatants upregulate the serotonin transporter expression in intestinal epithelial cells. Other

Saudi journal of … 2018 41 atıf

Lactobacillus acidophilus versus placebo in the symptomatic treatment of irritable bowel syndrome: the LAPIBSS randomized trial. RCT

Cellular and molecular … 2017 9 atıf

Irritable bowel syndrome symptom severity improves equally with probiotic and placebo. RCT

World journal of … 2016 99 atıf

Effects of synbiotic fermented milk containing Lactobacillus acidophilus La-5 and Bifidobacterium animalis ssp. lactis BB-12 on the fecal microbiota of … RCT

Journal of dairy … 2016 67 atıf

Effect of administering a multi-species probiotic mixture on the changes in fecal microbiota and symptoms of irritable bowel syndrome: a … Other

Journal of clinical … 2015 62 atıf

Effect of multispecies probiotics on irritable bowel syndrome: a randomized, double-blind, placebo-controlled trial. RCT

Journal of gastroenterology … 2014 164 atıf

[Correlation of the microbiota and intestinal mucosa in the pathophysiology and treatment of irritable bowel, irritable eye, and irritable mind … Review

Orvosi hetilap 2014 6 atıf

Effect of probiotic species on irritable bowel syndrome symptoms: A bring up to date meta-analysis. Meta-Analysis

Revista espanola de … 2013 102 atıf

Long-term treatment with probiotics in primary care patients with irritable bowel syndrome--a randomised, double-blind, placebo controlled trial. RCT

Scandinavian journal of … 2013 74 atıf

A meta-analysis of probiotic efficacy for gastrointestinal diseases. Meta-Analysis

PloS one 2012 445 atıf

The effect of a multispecies probiotic mixture on the symptoms and fecal microbiota in diarrhea-dominant irritable bowel syndrome: a randomized, … RCT

Journal of clinical … 2012 207 atıf

[Probiotic supplement (Lactobacillus acidophilus and bulgaricus) utility in the treatment of irritable bowel syndrome]. RCT

Revista de gastroenterologia … 2012

Probiotic bacteria Lactobacillus acidophilus NCFM and Bifidobacterium lactis Bi-07 versus placebo for the symptoms of bloating in patients with functional … RCT

Journal of clinical … 2011 163 atıf

Probiotics in irritable bowel syndrome: underachievers or underpowered? Other

Alimentary pharmacology & … 2010 4 atıf

B-cell activation in patients with irritable bowel syndrome (IBS). Other

Neurogastroenterology and motility 2009 81 atıf

Effect of probiotics on symptoms in korean adults with irritable bowel syndrome. Other

Gut and liver 2009 77 atıf

Therapeutic effect of Lactobacillus acidophilus-SDC 2012, 2013 in patients with irritable bowel syndrome. RCT

Digestive diseases and … 2008 160 atıf

Probiotics in functional gastrointestinal disorders: what are the facts? Review

Current opinion in … 2008 68 atıf

Lactobacillus acidophilus modulates intestinal pain and induces opioid and cannabinoid receptors. Other

Nature medicine 2007 774 atıf

Treatment of irritable bowel syndrome. A case control experience. Other

Minerva gastroenterologica e … 2006 22 atıf

Bacteriotherapy using fecal flora: toying with human motions. Review

Journal of clinical … 2004 298 atıf

Probiotics in the treatment of irritable bowel syndrome. RCT

Journal of clinical … 2004 205 atıf

Response of patients with irritable bowel syndrome and lactase deficiency using unfermented acidophilus milk. RCT

The American journal … 1983 78 atıf

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Yaygın Kullanılan Dozajlar

general:: 1-10 billion CFU/day
ibssupport:: 10 billion CFU/day for 4-8 weeks
lactosesupport:: 1-2 billion CFU with dairy consumption

Üst sınır: Generally well-tolerated up to 20 billion CFU/day

Araştırmalarda İncelenen Dozajlar

Dozaj	Süre	Etki	N
None	12 weeks	Positive	200
None	--	Positive	3154
None	12 weeks	Neutral	61
10^9 CFU L. acidophilus LA-5 + L. paracasei daily	12 weeks	Positive	110
None	--	Positive	--
2 g	4 weeks	Mixed	--
Chitin-glucan + L. acidophilus NCFM	9 weeks	Positive	--
None	--	Neutral	--

En iyi alım zamanı: On an empty stomach or before meals; may also be taken with dairy

Safety & Side Effects

Bildirilen Yan Etkiler

⚠ Mild gas and bloating during initial use
⚠ Occasional loose stools
⚠ Rare allergic reactions in dairy-sensitive individuals (dairy-cultured strains)
⚠ Very rare: bacteremia in immunocompromised individuals

Bilinen Etkileşimler

● Antibiotics (may reduce probiotic viability; space dosing 2 hours apart)
● Immunosuppressants (theoretical risk in immunocompromised patients)
● Sulfasalazine (may affect bacterial metabolism)

Tolere edilebilir üst alım: Generally well-tolerated up to 20 billion CFU/day

Herhangi bir takviye kullanmaya başlamadan önce mutlaka sağlık uzmanınıza danışın.Herhangi bir takviye başlatmadan önce her zaman sağlık uzmanınıza danışın.

Frequently Asked Questions

Does Lactobacillus acidophilus help with Irritable Bowel Syndrome (IBS)?

Based on 3 studies with 350 participants, there is moderate evidence from clinical studies that Lactobacillus acidophilus may support Irritable Bowel Syndrome (IBS) management. Our evidence grade is B (Good Evidence).

How much Lactobacillus acidophilus should I take for Irritable Bowel Syndrome (IBS)?

Studies have used various dosages. A commonly studied range is 1-10 billion CFU/day. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Lactobacillus acidophilus?

Reported side effects may include Mild gas and bloating during initial use, Occasional loose stools, Rare allergic reactions in dairy-sensitive individuals (dairy-cultured strains), Very rare: bacteremia in immunocompromised individuals. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Lactobacillus acidophilus and Irritable Bowel Syndrome (IBS)?

We rate the evidence as Grade B (Good Evidence). This rating is based on 3 peer-reviewed studies with 350 total participants. The overall direction of effect is positive.

Related Evidence

Şu durum için diğer içerikler: Irritable Bowel Syndrome (IBS)

Peppermint Oil A Lactobacillus rhamnosus GG B Psyllium Husk B Lactobacillus plantarum B Partially Hydrolyzed Guar Gum (PHGG) B Bifidobacterium longum B

Hızlı Değerlendirme

Improves intestinal transit time and reduces constipation symptoms in IBS-C. Fecal pH decreases indicating improved fermentation. Best evidence for L. acidophilus NCFM strain.

Evidence Strength72%

High confidence

Çalışma Dağılımı

RCT (17)Meta (4)Other (0)

Alternatifleri Karşılaştır

Bu durum için diğer bileşenlerin nasıl karşılaştırıldığını görün.Diğer içeriklerin bu sağlık durumu için nasıl karşılaştırıldığını görün.

Şu durum için tüm içerikleri görüntüle: Irritable Bowel Syndrome (IBS)

Daha Fazla Bilgi

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