Prebiotic Oligosaccharides in Gut Health Management

Prebiotic oligosaccharides are non‐digestible carbohydrates—such as fructo-oligosaccharides, galacto-oligosaccharides, raffinose and stachyose—found in a variety of plant sources and food by-products. Upon reaching the colon, they undergo selective fermentation by beneficial microbes, leading to the production of short-chain fatty acids (SCFAs) that serve as energy substrates for colonocytes, reinforce epithelial barrier integrity and modulate systemic metabolism. Beyond classical fermentative roles, emerging evidence indicates that certain oligosaccharides may engage directly with epithelial receptors to regulate exosomal microRNA profiles and immune signalling. This multifaceted interaction with the gut ecosystem has been linked to improved barrier function, attenuation of low-grade inflammation and mitigation of metabolic and inflammatory disorders. Applications range from functional foods and infant formulas to dietary interventions in inflammatory bowel disease and livestock feed optimisation. Global interest in sustainable production and targeted delivery strategies underscores the translational potential of oligosaccharides for both human and animal health.

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Prebiotic Oligosaccharides in Gut Health Management publication trend

The graph below shows the total number of articles in prebiotic oligosaccharides in gut health management across all publications each year (not limited to Nature Index journals).

Technical terms

Prebiotic oligosaccharide: non‐digestible carbohydrate that selectively stimulates growth or activity of beneficial gut bacteria.

Short‐chain fatty acids (SCFAs): microbial fermentation products—acetate, propionate and butyrate—that influence host energy metabolism and immune function.

Gut barrier function: integrity of the intestinal epithelium maintained by tight junction proteins to prevent translocation of pathogens and toxins.

Exosomal miRNAs: small non-coding RNAs packaged in extracellular vesicles, mediating intercellular signalling and gene regulation.

HSP90β: membranous heat shock protein acting as a receptor for certain oligosaccharides on intestinal epithelial cells.

References

1. Nondigestible stachyose binds membranous HSP90β on small intestinal epithelium to regulate the exosomal miRNAs: A new function and mechanism. Cell Metabolism (2024).
2. In Vitro Fermentability of Soybean Oligosaccharides from Wastewater of Tofu Production. Polymers (2022).
3. Raffinose Ameliorates DSS-Induced Colitis in Mice by Modulating Gut Microbiota and Targeting the Inflammatory TLR4–MyD88–NF-κB Signaling Pathway. Foods (2024).