Urolithin as a Metabolite of Ellagitannins and Ellagic Acid from Fruits and Nuts Produced by the Gut Microbiota: Its Role on Non-Communicable Diseases

Marcia Ribeiro, Livia Alvarenga, Ludmila F.M.F. Cardozo, Beatriz G. Baptista, Danielle Nascimento, Marta Esgalhado, Denise Mafra

Research output: Contribution to journalReview articlepeer-review

3 Citations (Scopus)

Abstract

Purpose of review: This narrative review investigates how urolithins produced by the gut microbiota can regulate transcription factors (such as NRF2, NF-kB, and PPAR-γ) associated with senescence, inflammation, and imbalanced redox status. It also discusses the potential benefits of urolithins for patients with chronic diseases, including cardiovascular disease, cancer, diabetes, obesity, and chronic kidney disease. Recent Findings: Studies have shown that urolithins have many health benefits, including anti-inflammatory, antioxidant, antimicrobial, and anti-atherosclerotic effects. They are also linked to improved mitochondrial function and imbalanced redox associated with activating the Nrf2/ARE pathway. Summary: Urolithins are metabolites produced by gut microbiota from ellagic acid and ellagitannins, polyphenols primarily found in nuts and fruits, including pomegranates and berries like raspberries, cloudberries, and blackberries.

Original languageEnglish
Article number55
JournalCurrent Nutrition Reports
Volume14
Issue number1
DOIs
Publication statusPublished - Dec 2025

Bibliographical note

Publisher Copyright:
© The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature 2025.

Funding

Conselho Nacional de Desenvolvimento Cient\u00EDfico e Tecnol\u00F3gico (CNPq), Coordena\u00E7\u00E3o de Aperfei\u00E7oamento de Pessoal de N\u00EDvel Superior (CAPES), Funda\u00E7\u00E3o de Amparo \u00E0 Pesquisa do Estado do Rio de Janeiro (FAPERJ) support Denise Mafra, and Foundation for Science and Technology (FCT), I.P, (https://doi.org/10.54499/UIDP/04567/2020 and https://doi.org/10.54499/UIDB/04567/2020) support Marta Esgalhado.

FundersFunder number
FCT - Fundação para a Ciência e a Tecnologia
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Denise Mafra

Keywords

  • Chronic diseases
  • Ellagic acid
  • Fruits
  • Gut microbiota
  • Urolithin

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