Prebiotic Oligosaccharides and Gut Microbiota Modulation
Summary
Prebiotic oligosaccharides are non-digestible carbohydrate chains, typically comprising between two and ten monosaccharide units, that pass through the upper gastrointestinal tract intact and undergo selective fermentation by resident gut microbes. By acting as substrates for beneficial bacteria—most notably Bifidobacterium and Lactobacillus species—these compounds reshape microbial communities, enhance production of short-chain fatty acids (SCFAs) and other metabolites, and reinforce gut barrier integrity. The resultant effects span improved mineral absorption, regulation of host energy metabolism, attenuation of inflammation and support for immune homeostasis. Prominent families of prebiotic oligosaccharides include fructo-oligosaccharides (FOS), galacto-oligosaccharides (GOS), human milk oligosaccharides (HMOs), xylo-oligosaccharides (XOS) and isomalto-oligosaccharides (IMOs). Recent advances have illuminated structural features that govern fermentability and microbial selectivity, while clinical and animal studies have demonstrated applications in metabolic syndrome, inflammatory bowel conditions and even livestock performance. The global rise in chronic metabolic and inflammatory disorders has driven interest in these compounds as cost-effective, food-based interventions that harness the gut–microbiota axis for health promotion.
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Prebiotic Oligosaccharides and Gut Microbiota Modulation publication trend
The graph below shows the total number of articles in prebiotic oligosaccharides and gut microbiota modulation across all publications each year (not limited to Nature Index journals).
Technical terms
Prebiotic oligosaccharides: Non-digestible, short-chain carbohydrates that selectively stimulate growth and/or activity of beneficial gut bacteria.
Gut microbiota: The complex community of microorganisms residing in the gastrointestinal tract, influencing host digestion, immunity and metabolism.
Short-chain fatty acids (SCFAs): Metabolic by-products (primarily acetate, propionate and butyrate) of microbial fermentation, implicated in colonic health and systemic regulation.
Dysbiosis: A state of microbial imbalance in the gut, often associated with disease or metabolic disturbances.
References
- Tamarind Xyloglucan Oligosaccharides Attenuate Metabolic Disorders via the Gut–Liver Axis in Mice with High-Fat-Diet-Induced Obesity. Foods (2023).
- Oligosaccharides as Potential Regulators of Gut Microbiota and Intestinal Health in Post-COVID-19 Management. Pharmaceuticals (2023).
- Effects of Dietary Isomaltooligosaccharide Levels on the Gut Microbiota, Immune Function of Sows, and the Diarrhea Rate of Their Offspring. Frontiers in Microbiology (2021).
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