Probiotic Depression Meta-Analysis Evidence Table

Structured evidence table for Probiotic Depression Meta-Analysis, generated from 2 reusable source documents in the Migaku knowledge base.

topicclaimevidence levelcitationsource
Probiotic Depression Meta-AnalysisThe microbiota-gut-brain axis suggests probiotics and synbiotics could modulate sleep, but evidence in exercised populations is limited.1Salehi Asl M (2026)The effect of probiotic and synbiotic supplementation on sleep parameters in exercised population: a systematic review and synthesis without meta-analysis (SWiM) of randomized controlled trials.
Probiotic Depression Meta-AnalysisData extraction, risk of bias assessment (RoB 2), and narrative synthesis followed SWiM guidelines.1Salehi Asl M (2026)The effect of probiotic and synbiotic supplementation on sleep parameters in exercised population: a systematic review and synthesis without meta-analysis (SWiM) of randomized controlled trials.
Probiotic Depression Meta-AnalysisNine of twelve primary sleep outcomes favored supplementation, with significant effects for probiotics (combined p p Conclusion Probiotic and synbiotic supplementation may improve sleep in exercised populations, especially perceived quality and latency.1Salehi Asl M (2026)The effect of probiotic and synbiotic supplementation on sleep parameters in exercised population: a systematic review and synthesis without meta-analysis (SWiM) of randomized controlled trials.
Probiotic Depression Meta-AnalysisBackground Sleep is crucial for recovery and optimal performance in athletes; however, poor sleep is common during periods of intensive training or competition.1Salehi Asl M (2026)The effect of probiotic and synbiotic supplementation on sleep parameters in exercised population: a systematic review and synthesis without meta-analysis (SWiM) of randomized controlled trials.
Probiotic Depression Meta-AnalysisProbiotic monotherapy was associated with a small but statistically significant reduction in depressive symptoms (SMD = -0.38, 95% CI: -0.57 to -0.18, p = 0.0002, I² = 51%).1Haiyan L (2026)Efficacy of probiotic intervention in unmedicated depression: a systematic review and meta-analysis.
Probiotic Depression Meta-AnalysisConclusion Probiotic monotherapy may provide modest improvement in depressive symptoms and is generally safe for unmedicated individuals with mild to moderate depression.1Haiyan L (2026)Efficacy of probiotic intervention in unmedicated depression: a systematic review and meta-analysis.
Probiotic Depression Meta-AnalysisObjective To assess the independent efficacy and safety of probiotics in unmedicated adults with depression, with a focus on studies approximating monotherapy conditions.1Haiyan L (2026)Efficacy of probiotic intervention in unmedicated depression: a systematic review and meta-analysis.
Probiotic Depression Meta-AnalysisMethods This systematic review and meta-analysis followed PRISMA 2020 guidelines and was registered with PROSPERO (CRD420251015474).1Haiyan L (2026)Efficacy of probiotic intervention in unmedicated depression: a systematic review and meta-analysis.

Source documents

  1. The effect of probiotic and synbiotic supplementation on sleep parameters in exercised population: a systematic review and synthesis without meta-analysis (SWiM) of randomized controlled trials.
  2. Efficacy of probiotic intervention in unmedicated depression: a systematic review and meta-analysis.