Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function

Foods resistant to upper gastrointestinal digestion may undergo fermentation by microbial populations within the large intestine, which can induce alterations in the microbial ecology and metabolites, and consequently have implications for host health. Synbiotics are dietary-driven approaches of tar...

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Main Authors: Holly Sedgwick, Glenn Gibson, Jessica Adams, Anisha Wijeyesekera
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:Journal of Functional Foods
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Online Access:http://www.sciencedirect.com/science/article/pii/S1756464625000386
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author Holly Sedgwick
Glenn Gibson
Jessica Adams
Anisha Wijeyesekera
author_facet Holly Sedgwick
Glenn Gibson
Jessica Adams
Anisha Wijeyesekera
author_sort Holly Sedgwick
collection DOAJ
description Foods resistant to upper gastrointestinal digestion may undergo fermentation by microbial populations within the large intestine, which can induce alterations in the microbial ecology and metabolites, and consequently have implications for host health. Synbiotics are dietary-driven approaches of targeting the microbiota to improve immune health. Here, we review the potential of seaweeds, and bacteria able to ferment them, to play a role in the development of next generation synbiotics. Brown seaweed bioactives, particularly polysaccharides, are fermented by the microbiota and may have prebiotic potential, although needs greater confirmation in vivo. Alginate, laminarin, and in some cases fucoidan, have shown to modify the microbiota, its metabolites, and immune system function in in vitro research. Selected species of Bacteroides ferment these polysaccharides and have been shown to exert immunomodulatory effects in animal models. Further research is now required in humans to determine whether combinations of these could offer synergistic benefits for health.
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institution Kabale University
issn 1756-4646
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series Journal of Functional Foods
spelling doaj-art-c402e67216c24767802f73ea9155babb2025-02-09T04:59:59ZengElsevierJournal of Functional Foods1756-46462025-02-01125106696Seaweed-derived bioactives: Gut microbiota targeted interventions for immune functionHolly Sedgwick0Glenn Gibson1Jessica Adams2Anisha Wijeyesekera3Food Microbal Sciences Unit, University of Reading, Whiteknights, Reading, RG6 6AP, UK; Corresponding author.Food Microbal Sciences Unit, University of Reading, Whiteknights, Reading, RG6 6AP, UKInstitutional Affiliation 2 Institute of Biological, Environmental and Rural Sciences, Aberystwyth University, UKFood Microbal Sciences Unit, University of Reading, Whiteknights, Reading, RG6 6AP, UKFoods resistant to upper gastrointestinal digestion may undergo fermentation by microbial populations within the large intestine, which can induce alterations in the microbial ecology and metabolites, and consequently have implications for host health. Synbiotics are dietary-driven approaches of targeting the microbiota to improve immune health. Here, we review the potential of seaweeds, and bacteria able to ferment them, to play a role in the development of next generation synbiotics. Brown seaweed bioactives, particularly polysaccharides, are fermented by the microbiota and may have prebiotic potential, although needs greater confirmation in vivo. Alginate, laminarin, and in some cases fucoidan, have shown to modify the microbiota, its metabolites, and immune system function in in vitro research. Selected species of Bacteroides ferment these polysaccharides and have been shown to exert immunomodulatory effects in animal models. Further research is now required in humans to determine whether combinations of these could offer synergistic benefits for health.http://www.sciencedirect.com/science/article/pii/S1756464625000386SynbioticsPrebioticsSeaweedBioactivesImmune function
spellingShingle Holly Sedgwick
Glenn Gibson
Jessica Adams
Anisha Wijeyesekera
Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
Journal of Functional Foods
Synbiotics
Prebiotics
Seaweed
Bioactives
Immune function
title Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
title_full Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
title_fullStr Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
title_full_unstemmed Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
title_short Seaweed-derived bioactives: Gut microbiota targeted interventions for immune function
title_sort seaweed derived bioactives gut microbiota targeted interventions for immune function
topic Synbiotics
Prebiotics
Seaweed
Bioactives
Immune function
url http://www.sciencedirect.com/science/article/pii/S1756464625000386
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