Pulse Brain · Growing Health Evidence Index
Tier 4 — Narrative / commentaryPeer-reviewed

Phytochemicals and gut microbiota

Singh, A. et al.

2025

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Summary

Published in Medical Microecology in 2025, this review by Singh et al. examines the bidirectional relationship between dietary phytochemicals and the gut microbiome. It likely synthesises evidence on how plant-derived bioactive compounds influence microbial community structure and function, and how gut microbiota in turn biotransform phytochemicals into metabolites with physiological activity. The paper contributes to growing evidence linking dietary plant diversity to gut health and, by extension, systemic human health outcomes.

UK applicability

The findings are broadly applicable to UK dietary and public health contexts, particularly in light of UK guidelines encouraging increased consumption of plant-based foods; they may also inform UK research and policy on diet-microbiome interactions and the nutritional value of diverse plant food systems.

Key measures

Gut microbiota composition and diversity indices; phytochemical classes (e.g. polyphenols, flavonoids, glucosinolates); microbial metabolite production; markers of gut barrier integrity and inflammation

Outcomes reported

The study likely examines how dietary phytochemicals modulate gut microbiota composition and diversity, and the downstream implications for host health, including immune function, inflammation, and metabolic processes.

Theme
Nutrition & health
Subject
Gut microbiome & dietary phytochemicals
Study type
Narrative Review
Study design
Narrative review
Source type
Peer-reviewed study
Status
Published
Geography
International
System type
Human clinical
Catalogue ID
XL0322

Topic tags

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