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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.
World J Gastrointest Oncol. Apr 15, 2026; 18(4): 115511
Published online Apr 15, 2026. doi: 10.4251/wjgo.v18.i4.115511
Colorectal cancer therapy and nutrition: From ultra-processed consumption to metabolic reprogramming
Rodrigo Soares Pereira Lima, Jheniffer da Silva Sousa, Maria Shelda de Oliveira Neres, Dallyla Jennifer Morais de Sousa, Jorddam Almondes Martins, Irislene Costa Pereira, Alda Cássia Alves da Silva, Juliana Soares Severo, Francisco Leonardo Torres-Leal, Moisés Tolentino Bento da Silva
Rodrigo Soares Pereira Lima, Jheniffer da Silva Sousa, Maria Shelda de Oliveira Neres, Dallyla Jennifer Morais de Sousa, Jorddam Almondes Martins, Irislene Costa Pereira, Department of Biophysics and Physiology and PPGAN, Center for Health Sciences, Federal University of Piauí, Teresina 64049-550, Brazil
Alda Cássia Alves da Silva, Department of Biophysics and Physiology, Center for Health Sciences, Federal University of Piaui, Teresina 64049-550, Brazil
Juliana Soares Severo, Francisco Leonardo Torres-Leal, Metabolic Diseases, Exercise and Nutrition Research Group, Laboratory of Metabolic Diseases Glauto Tuquarre, Department of Biophysics and Physiology, Center for Health Sciences, Federal University of Piauí, Teresina 64049-550, Brazil
Moisés Tolentino Bento da Silva, Laboratory of Physiology, Center for Drug Discovery and Innovative Medicines/RISE-Health: Health Research Network, Department of Immuno-Physiology and Pharmacology, School of Medicine and Biomedical Science, University of Porto, Porto 4050-313, Portugal
Co-first authors: Rodrigo Soares Pereira Lima and Jheniffer da Silva Sousa.
Co-corresponding authors: Francisco Leonardo Torres-Leal and Moisés Tolentino Bento da Silva.
Author contributions: Lima RSP and Sousa JDS contributed equally as co-first authors; Torres-Leal FL and da Silva MTB contributed equally as co-corresponding authors; all authors performed the methodology and wrote, reviewed, and edited the manuscript; all authors approved the final version to publish.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
Corresponding author: Moisés Tolentino Bento da Silva, PhD, Assistant Professor, Laboratory of Physiology, Center for Drug Discovery and Innovative Medicines/RISE-Health: Health Research Network, Department of Immuno-Physiology and Pharmacology, School of Medicine and Biomedical Science, University of Porto, Jorge Viterbo Ferreira Street 228, Porto 4050-313, Portugal. mtsilva@icbas.up.pt
Received: October 20, 2025
Revised: December 9, 2025
Accepted: January 16, 2026
Published online: April 15, 2026
Processing time: 172 Days and 10.1 Hours
Core Tip

Core Tip: Dietary modulation may represent a relevant preventive and supportive strategy in colorectal cancer. Dietary patterns characterized by higher intake of fiber and bioactive compounds, such as those derived from whole grains, fruits, and vegetables, and lower consumption of ultra-processed foods have been associated with improved intestinal and metabolic homeostasis. In selected patients and under professional supervision, metabolically targeted interventions such as time-restricted eating, caloric restriction, or fasting-mimicking diets may be considered as adjunctive approaches, based on their mechanistic links to tumor metabolism, inflammation, and host metabolic reprogramming. These strategies should be individualized, carefully monitored, and applied as complements to standard oncologic care.