Lactobacillus rhamnosus GG para Irritable Bowel Syndrome (IBS)
B Evidencia Al menos un ensayo aleatorizado lo respalda, con resultados mayoritariamente consistentes.Several RCTs show improvement in IBS symptoms, particularly bloating and abdominal pain. Effect strongest in IBS-D subtype. Results not uniform across all IBS subtypes.
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B
Conclusión
Several RCTs show improvement in IBS symptoms, particularly bloating and abdominal pain. Effect strongest in IBS-D subtype. Results not uniform across all IBS subtypes.
Key Study Findings
Meta-Analysis
Strain-Specific Systematic Review with Meta-Analysis of Probiotics Efficacy in the Treatment of Irritable Bowel Syndrome.
Dose: None
vs: placebo
Outcome: improvement in key IBS symptoms
Efecto: None
None
Población: patients with IBS from 32 RCTs evaluating 10 probiotic strains
Randomized Controlled Trial
3 weeks
Double-blind
Nutraceuticals and Pain Disorders of the Gut-Brain Interaction in Infants and Children: A Narrative Review …
Dose: None
vs: Placebo
Outcome: Pain outcomes
Efecto: None
None
Población: IBS patients
Systematic Review
n=3
Effectiveness of Probiotics in Children With Functional Abdominal Pain Disorders and Functional Constipation: A Systematic …
Dose: None
vs: None
Outcome: Abdominal pain frequency/intensity, constipation
Efecto: None
None
Población: Children with FAPD or functional constipation
Systematic Review
Probiotics for Irritable Bowel Syndrome: Clinical Data in Children.
Dose: various probiotic strains
vs: placebo
Outcome: IBS symptom improvement in children
Efecto: LGG showed benefit in some studies
None
Población: Children with IBS
Review
Probiotic Bacterial and Fungal Strains: Claims with Evidence.
Dose: None
vs: None
Outcome: None
Efecto: None
None
Población: Various populations (probiotic claims review)
Review
Bugs and Guts: Practical Applications of Probiotics for Gastrointestinal Disorders in Children.
Dose: None
vs: None
Outcome: None
Efecto: None
None
Población: IBD patients
Key Statistics
8
Estudios
1200
Participantes
↑
Positive
B
Calificación
Referenced Papers
Journal of clinical …
2026
Nutrients
2024
5 citas
Effectiveness of Probiotics in Children With Functional Abdominal Pain Disorders and Functional Constipation: A Systematic Review.
Systematic Review
Journal of clinical …
2018
34 citas
Digestive diseases (Basel, …
2016
37 citas
Probiotics for Irritable Bowel Syndrome: Clinical Data in Children.
Systematic Review
Journal of pediatric …
2016
19 citas
The use of probiotics in pediatric gastroenterology: a review of the literature and recommendations by Latin-American experts.
Systematic Review
Paediatric drugs
2015
122 citas
Bugs and Guts: Practical Applications of Probiotics for Gastrointestinal Disorders in Children.
Review
Nutrition in clinical …
2015
31 citas
BMC gastroenterology
2010
91 citas
Alimentary pharmacology & …
2007
102 citas
Asia Pacific journal …
2006
45 citas
Asia Pacific journal …
2006
Alimentary pharmacology & …
2005
398 citas
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Dosificaciones de uso común
- general:
- 10-20 billion CFU/day
- ibssupport:
- 10 billion CFU/day for 4-8 weeks
- aadprevention:
- 10-20 billion CFU/day (start with antibiotic, continue 7 days after)
Límite superior: Generally well-tolerated up to 40 billion CFU/day in clinical trials
Dosificaciones estudiadas en la investigación
| Dosificación | Duración | Efecto | N |
|---|---|---|---|
| None | -- | Positive | -- |
| None | 3 weeks | Positive | -- |
| None | -- | Mixed | 3 |
| various probiotic strains | -- | Mixed | -- |
| None | -- | Mixed | -- |
| None | -- | Mixed | -- |
| None | -- | Mixed | -- |
| None | 26.0 weeks | Mixed | -- |
Mejor momento para tomar: On an empty stomach or 30 minutes before meals for optimal survival
Safety & Side Effects
Efectos secundarios reportados
- ⚠ Mild gas and bloating during initial use (usually resolves in 1-2 weeks)
- ⚠ Rare reports of bacteremia in severely immunocompromised individuals
- ⚠ Occasional loose stools during adjustment period
- ⚠ Very rare: systemic infection in critically ill patients with central venous catheters
Interacciones conocidas
- ● Antibiotics (may reduce probiotic viability; space dosing 2 hours apart)
- ● Immunosuppressants (theoretical risk of infection in immunocompromised patients)
- ● Antifungals (no known interaction but may affect gut flora balance)
Ingesta máxima tolerable: Generally well-tolerated up to 40 billion CFU/day in clinical trials
Consulte siempre a su profesional de salud antes de comenzar cualquier suplemento.Siempre consulte a su profesional de salud antes de comenzar cualquier suplemento.
Frequently Asked Questions
Does Lactobacillus rhamnosus GG help with Irritable Bowel Syndrome (IBS)?
Based on 8 studies with 1,200 participants, there is moderate evidence from clinical studies that Lactobacillus rhamnosus GG may support Irritable Bowel Syndrome (IBS) management. Our evidence grade is B (Good Evidence).
How much Lactobacillus rhamnosus GG should I take for Irritable Bowel Syndrome (IBS)?
Studies have used various dosages. A commonly studied range is 10-20 billion CFU/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Lactobacillus rhamnosus GG?
Reported side effects may include Mild gas and bloating during initial use (usually resolves in 1-2 weeks), Rare reports of bacteremia in severely immunocompromised individuals, Occasional loose stools during adjustment period, Very rare: systemic infection in critically ill patients with central venous catheters. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Lactobacillus rhamnosus GG and Irritable Bowel Syndrome (IBS)?
We rate the evidence as Grade B (Good Evidence). This rating is based on 8 peer-reviewed studies with 1,200 total participants. The overall direction of effect is positive.
Related Evidence
Otros ingredientes para Irritable Bowel Syndrome (IBS)
Lactobacillus rhamnosus GG para otras condiciones
References
- [1] Roman Maslennikov et al.. J Clin Med. 2026. Strain-Specific Systematic Review with Meta-Analysis of Probiotics Efficacy in the Treatment of Irritable Bowel Syndrome. doi:10.3390/jcm15031152 PubMed
- [2] Silvia Salvatore et al.. Nutrients. 2024. Nutraceuticals and Pain Disorders of the Gut-Brain Interaction in Infants and Children: A Narrative Review and Practical Insights. doi:10.3390/nu16030349 PubMed
- [3] Carrie A M Wegh et al.. J Clin Gastroenterol. 2018. Effectiveness of Probiotics in Children With Functional Abdominal Pain Disorders and Functional Constipation: A Systematic Review. doi:10.1097/MCG.0000000000001054 PubMed
- [4] Hania Szajewska et al.. Dig Dis. 2016. Probiotic Bacterial and Fungal Strains: Claims with Evidence. doi:10.1159/000443359 PubMed
- [5] Eleonora Giannetti et al.. J Pediatr Gastroenterol Nutr. 2016. Probiotics for Irritable Bowel Syndrome: Clinical Data in Children. doi:10.1097/MPG.0000000000001220 PubMed
- [6] Sylvia Cruchet et al.. Paediatr Drugs. 2015. The use of probiotics in pediatric gastroenterology: a review of the literature and recommendations by Latin-American experts. doi:10.1007/s40272-015-0124-6 PubMed
- [7] Danielle Barnes et al.. Nutr Clin Pract. 2015. Bugs and Guts: Practical Applications of Probiotics for Gastrointestinal Disorders in Children. doi:10.1177/0884533615610081 PubMed
- [8] Anna Lyra et al.. BMC Gastroenterol. 2010. Effect of a multispecies probiotic supplement on quantity of irritable bowel syndrome-related intestinal microbial phylotypes. doi:10.1186/1471-230X-10-110 PubMed
- [9] K Kajander et al.. Aliment Pharmacol Ther. 2007. Effects of multispecies probiotic supplementation on intestinal microbiota in irritable bowel syndrome. doi:10.1111/j.1365-2036.2007.03391.x PubMed
- [10] Seppo Salminen et al.. Asia Pac J Clin Nutr. 2006. Intestinal colonisation, microbiota and future probiotics? PubMed
- [11] Kajsa Kajander et al.. Asia Pac J Clin Nutr. 2006. Clinical studies on alleviating the symptoms of irritable bowel syndrome. PubMed
- [12] K Kajander et al.. Aliment Pharmacol Ther. 2005. A probiotic mixture alleviates symptoms in irritable bowel syndrome patients: a controlled 6-month intervention. doi:10.1111/j.1365-2036.2005.02579.x PubMed
Aviso legal FDA: Estas declaraciones no han sido evaluadas por la Food and Drug Administration. Los productos y la información en este sitio web no están destinados a diagnosticar, tratar, curar ni prevenir ninguna enfermedad. Las calificaciones de evidencia presentadas se basan en nuestro análisis de investigación publicada revisada por pares y no constituyen consejo médico. Siempre consulte a su profesional de salud antes de comenzar cualquier régimen de suplementos.