Evidence map›Paper›PMID 42261381›Full record

Review3 Biotech2026

Oligosaccharide prebiotics in functional foods and therapeutics: innovations and challenges.

K S Sandra, Megh Pravin Vithalkar, Vishnusai Beere, H B Bharath, B Satyanarayana, Mohamed Rafiq, Yogendra Nayak

Abstract readReview
In one paragraph

Review in 3 Biotech, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

K S SandraDepartment of Pharmacology, Manipal College of Pharmaceutical Sciences, Manipal Academy of Higher Education, Madhava Nagar, Manipal, Karnataka 576104 India.
Megh Pravin VithalkarDepartment of Pharmacology, Manipal College of Pharmaceutical Sciences, Manipal Academy of Higher Education, Madhava Nagar, Manipal, Karnataka 576104 India.
Vishnusai BeereDepartment of Pharmacology, Manipal College of Pharmaceutical Sciences, Manipal Academy of Higher Education, Madhava Nagar, Manipal, Karnataka 576104 India.
H B BharathDepartment of Pharmacology, Manipal College of Pharmaceutical Sciences, Manipal Academy of Higher Education, Madhava Nagar, Manipal, Karnataka 576104 India.
B SatyanarayanaMuniyal Institute of Ayurveda Medical Sciences, Manipal, Karnataka 576104 India.
Mohamed RafiqDiscovery Sciences Group, R&D Centre, Himalaya Wellness Company, Bangalore, India.
Yogendra NayakDepartment of Pharmacology, Manipal College of Pharmaceutical Sciences, Manipal Academy of Higher Education, Madhava Nagar, Manipal, Karnataka 576104 India.ORCID 0000-0002-0508-1394

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Oligosaccharide prebiotics, such as inulin, fructooligosaccharides (FOS), and galactooligosaccharides (GOS), have demonstrated significant effects on gut microbiota and host health across in vitro, animal, and clinical studies. These studies consistently report an increase in beneficial bacteria, particularly Bifidobacterium and Lactobacillus, leading to higher production of short-chain fatty acids (SCFAs) such as acetate, propionate, and butyrate. These metabolic changes are linked to improved integrity of the epithelial barrier, reduced inflammatory signaling, modulation of immune responses, and enhanced metabolic balance. Biotechnological production methods, including enzymatic synthesis, microbial fermentation, and controlled depolymerization of plant polysaccharides, allow for precise control over the degree of polymerization and the types of glycosidic linkages. This control directly affects the fermentability, microbial selectivity, and functional effectiveness of the prebiotics. When incorporated into functional food systems, oligosaccharide prebiotics can enhance physicochemical properties such as texture, sweetness, and stability, all while maintaining their biological performance. Advanced delivery technologies, such as nano- and microencapsulation, improve thermal stability, resistance to gastrointestinal degradation, and targeted colon-specific release. Additionally, synbiotic formulations can further enhance the effectiveness of these prebiotics by promoting microbial colonization and sustained availability of SCFAs. Therapeutic benefits have been observed across various models of gastrointestinal health, metabolism, immune responses, and the gut-brain axis. These benefits involve mechanisms such as GPCR activation, histone deacetylase inhibition, and cytokine regulation. However, several challenges remain, including dose-dependent gastrointestinal intolerance, variability in individual microbiomes, degradation during processing, regulatory hurdles, and high costs of downstream processing. Overall, these findings highlight oligosaccharide prebiotics as versatile and scalable biotechnological ingredients, emphasizing the need for standardized production methods, precise dosing, and long-term clinical validation. Graphical abstract:

Indexed as

functional foodsgut-brain axisgut microbiotametabolic healthmicrobiome researchOligosaccharide prebioticsprecision nutritionsynbiotics

Identifiers

PMID42261381
PMCPMC13242350

What Socratic holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.