topicProbiotics Sleep Meta-Analysis
claimEffects of probiotic supplementation on subjective and objective sleep outcomes: an updated systematic review and meta-analysis of 39 randomized controlled trials
evidence level1
citationZhu K (2026)
sourceEffects of probiotic supplementation on subjective and objective sleep outcomes: an updated systematic review and meta-analysis of 39 randomized controlled trials
topicProbiotics Sleep Meta-Analysis
claimThe microbiota-gut-brain axis suggests probiotics and synbiotics could modulate sleep, but evidence in exercised populations is limited.
evidence level1
citationSalehi Asl M (2026)
sourceThe 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.
topicProbiotics Sleep Meta-Analysis
claimData extraction, risk of bias assessment (RoB 2), and narrative synthesis followed SWiM guidelines.
evidence level1
citationSalehi Asl M (2026)
sourceThe 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.
topicProbiotics Sleep Meta-Analysis
claimNine 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.
evidence level1
citationSalehi Asl M (2026)
sourceThe 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.
topicProbiotics Sleep Meta-Analysis
claimBackground Sleep is crucial for recovery and optimal performance in athletes; however, poor sleep is common during periods of intensive training or competition.
evidence level1
citationSalehi Asl M (2026)
sourceThe 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.