Effects of galacto-oligosaccharides on the human gut microbiota: a systematic review and meta-analysis of randomised trials
Wang S, Xiao Y, Tian F, Zhao J, Zhang H, Zhai Q, Chen W
Published in Critical Reviews in Food Science and Nutrition
Methodology
Meta-analysis of randomised controlled trials of prebiotic oligosaccharides including GOS on faecal microbiota composition in adults
Key Findings
GOS consistently and significantly increased faecal Bifidobacterium abundance across trials, with dose-dependent effects; downstream clinical benefits were less consistent.
Conclusions
The bifidogenic effect of GOS is well established; clinical endpoints require further study.
Limitations
Heterogeneous doses and sequencing methods; short trial durations.
Supplements Studied
Galacto-oligosaccharide supplementation consistently and significantly increased faecal Bifidobacterium abundance in adults.
Outcomes Measured
Galacto-oligosaccharide supplementation consistently and significantly increased faecal Bifidobacterium abundance.
Study Details
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