Evidence mapPaperPMID 39798849Full record

ReviewJournal of advanced research2025

Flavonoids for gastrointestinal tract local and associated systemic effects: A review of clinical trials and future perspectives.

Xiaopeng Li, Enjun Xie, Shumin Sun, Jie Shen, Yujin Ding, Jiaqi Wang, Xiaoyu Peng, Ruting Zheng, Mohamed A Farag, Jianbo Xiao

Abstract readReview
In one paragraph

Review in Journal of advanced research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. International journal of molecular sciences · 2026
    Review
  3. Article
  4. Article
  5. Review
  6. Review
  7. Review
  8. Inhibitory Effect ofInternational journal of molecular sciences · 2025
    Article
  9. Article
  10. Review
  11. Review
  12. Review
  13. Article
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

10 authors.

Xiaopeng LiCenter of Nutrition and Food Sciences Hunan Agricultural Products Processing Institute Hunan Academy of Agricultural Sciences Changsha China. Electronic address: xiaopengli@hunaas.cn.
Enjun XieSchool of Public Health Zhejiang University School of Medicine Hangzhou China.
Shumin SunSchool of Public Health Zhejiang University School of Medicine Hangzhou China.
Jie ShenSchool of Public Health Zhejiang University School of Medicine Hangzhou China.
Yujin DingNational Clinical Research Center for Metabolic Diseases Metabolic Syndrome Research Center Department of Metabolism and Endocrinology The Second Xiangya Hospital of Central South University Changsha China.
Jiaqi WangAusnutria Dairy Co., Ltd., Changsha 410200 China.
Xiaoyu PengAusnutria Dairy Co., Ltd., Changsha 410200 China.
Ruting ZhengAusnutria Dairy Co., Ltd., Changsha 410200 China.
Mohamed A FaragPharmacognosy Department, Faculty of Pharmacy, Cairo University, Cairo 11562 Egypt.
Jianbo XiaoUniversidade de Vigo, Nutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Instituto de Agroecoloxía e Alimentación (IAA) - CITEXVI 36310 Vigo, Spain; Research Group on Food, Nutritional Biochemistry and Health, Universidad Europea del Atlántico, Isabel Torres 21 39011 Santander, Spain. Electronic address: jianboxiao@uvigo.gal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFlavonoids are naturally occurring dietary phytochemicals with significant antioxidant effects aside from several health benefits. People often consume them in combination with other food components. Compiling data establishes a link between bioactive flavonoids and prevention of several diseases in animal models, including cardiovascular diseases, diabetes, gut dysbiosis, and metabolic dysfunction-associated steatotic liver disease (MASLD). However, numerous clinical studies have demonstrated the ineffectiveness of flavonoids contradicting rodent models, thereby challenging the validity of using flavonoids as dietary supplements. AIM OF REVIEW: This review provides a clinical perspective to emphasize the effective roles of dietary flavonoids as well as to summarize their specific mechanisms in animals briefly. KEY SCIENTIFIC CONCEPTS OF REVIEW: First, this review offers an in-depth elucidation of the metabolic processes of flavonoids within human, encompassing the small, large intestine, and the liver. Furthermore, the review provides a comprehensive overview of the various functions of flavonoids in the gastrointestinal tract, including hindering the breakdown and assimilation of macronutrients, such as polysaccharides and lipids, regulating gut hormone secretion as well as inhibition of mineral iron absorption. In the large intestine, an unabsorbed major portion of flavonoids interact with the gut flora leading to their biotransformation. Once absorbed and circulated in the bloodstream, bioactive flavonoids or their metabolites exert numerous beneficial systemic effects. Lastly, we examine the protective effects of flavonoids in several metabolic disorders, including endothelial dysfunction, MASLD, cardiovascular disease, obesity, hyperlipidemia, and insulin resistance. In conclusion, this review outlines the safety and future prospects of flavonoids in the field of health, especially in the prevention of metabolic syndrome (MetS).

Indexed as

FlavonoidsGastrointestinal TractAnimalsAntioxidantsCardiovascular DiseasesClinical Trials as TopicDietary SupplementsGastrointestinal MicrobiomeHumansAntioxidantsFlavonoidsClinical evidenceDietary flavonoidsHealth benefitsMetabolic disorderMetabolism

Identifiers

PMID39798849
PMCPMC12627392

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.