Lactobacillus reuteri per Gastroesophageal Reflux Disease (GERD)

Q: Does Lactobacillus reuteri help with Gastroesophageal Reflux Disease (GERD)?

Based on 2 studies with 250 participants, there is limited but promising evidence that Lactobacillus reuteri may support Gastroesophageal Reflux Disease (GERD) management. Our evidence grade is C (Some Evidence).

Q: How much Lactobacillus reuteri should I take for Gastroesophageal Reflux Disease (GERD)?

Studies have used various dosages. A commonly studied range is 100 million - 5 billion CFU/day. Always consult your healthcare provider before starting any supplement regimen.

Q: Are there side effects of Lactobacillus reuteri?

Reported side effects may include Mild gas in initial days of use, Occasional increased fussiness in infants during adjustment (transient), Rare loose stools, 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 reuteri and Gastroesophageal Reflux Disease (GERD)?

We rate the evidence as Grade C (Some Evidence). This rating is based on 2 peer-reviewed studies with 250 total participants. The overall direction of effect is positive.

Limited evidence that L. reuteri improves regurgitation in infants. Adult GERD evidence is weak.

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In sintesi

Limited evidence that L. reuteri improves regurgitation in infants. Adult GERD evidence is weak.

Key Study Findings

basic science

Lactobacillus reuteri E9 Regulates Sleep Disorders Through Its Metabolite GABA.

Dose: Lactobacillus reuteri E9 (dose not specified) vs: Placebo Effetto: None < 0.05

Review

The evidence for probiotics in the treatment of digestive disorders in the pediatric population.

Dose: None vs: None Outcome: None Effetto: None None

Popolazione: Pediatric population

Key Statistics

Studi

250

Partecipanti

↑

Positive

Grado

Referenced Papers

The evidence for probiotics in the treatment of digestive disorders in the pediatric population. Review

Journal of gastroenterology … 2025 10 citazioni

Lactobacillus reuteri E9 Regulates Sleep Disorders Through Its Metabolite GABA. Other

Frontiers in bioscience … 2025

Dosage & Usage

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

Dosaggi di uso comune

general:: 100 million - 5 billion CFU/day
infantilecolic:: 100 million CFU/day (DSM 17938 strain, 5 drops)
adultgisupport:: 1-5 billion CFU/day

Limite massimo: Well-tolerated up to 10 billion CFU/day in clinical trials

Dosaggi studiati nella ricerca

Dosaggio	Durata	Effetto	N
Lactobacillus reuteri E9 (dose not specified)	--	Positive	--
None	--	Mixed	--

Momento migliore per l'assunzione: Before meals or on empty stomach; for infants, add drops to breast milk or formula

Safety & Side Effects

Effetti collaterali segnalati

⚠ Mild gas in initial days of use
⚠ Occasional increased fussiness in infants during adjustment (transient)
⚠ Rare loose stools
⚠ Very rare: bacteremia in immunocompromised individuals

Interazioni note

● Antibiotics (may reduce probiotic viability; space dosing 2 hours apart)
● Immunosuppressants (theoretical risk in immunocompromised patients)
● Proton pump inhibitors (altered gastric pH may affect colonization)

Livello di assunzione massimo tollerabile: Well-tolerated up to 10 billion CFU/day in clinical trials

Consultare sempre il proprio medico prima di iniziare qualsiasi integratore.Consultate sempre il vostro medico prima di iniziare qualsiasi integratore.

Frequently Asked Questions

Does Lactobacillus reuteri help with Gastroesophageal Reflux Disease (GERD)?

Based on 2 studies with 250 participants, there is limited but promising evidence that Lactobacillus reuteri may support Gastroesophageal Reflux Disease (GERD) management. Our evidence grade is C (Some Evidence).

How much Lactobacillus reuteri should I take for Gastroesophageal Reflux Disease (GERD)?

Studies have used various dosages. A commonly studied range is 100 million - 5 billion CFU/day. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Lactobacillus reuteri?

Reported side effects may include Mild gas in initial days of use, Occasional increased fussiness in infants during adjustment (transient), Rare loose stools, 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 reuteri and Gastroesophageal Reflux Disease (GERD)?

We rate the evidence as Grade C (Some Evidence). This rating is based on 2 peer-reviewed studies with 250 total participants. The overall direction of effect is positive.

Related Evidence

Altri ingredienti per Gastroesophageal Reflux Disease (GERD)

Lactobacillus gasseri D Ginger D Slippery Elm D

Lactobacillus reuteri per altre condizioni

Bloating and Intestinal Gas B

Verdetto rapido

Limited evidence that L. reuteri improves regurgitation in infants. Adult GERD evidence is weak.

Evidence Strength52%

Moderate confidence

Analisi degli studi

RCT (0)Meta (0)Other (2)

Confronta le alternative

Scoprite come si confrontano altri ingredienti per questa condizione.

Visualizza tutti gli ingredienti per Gastroesophageal Reflux Disease (GERD)

Approfondimenti

Avvertenza FDA: Queste affermazioni non sono state valutate dalla Food and Drug Administration. I prodotti e le informazioni presenti su questo sito web non sono destinati a diagnosticare, trattare, curare o prevenire alcuna malattia. I gradi di evidenza presentati si basano sulla nostra analisi della ricerca pubblicata e sottoposta a revisione paritaria e non costituiscono consulenza medica. Consultate sempre il vostro medico prima di iniziare qualsiasi regime di integrazione.