Timing of dietary effects on the epigenome and their potential protective effects against toxins

Exposure to toxins causes lasting damaging effects on the body. Numerous studies in humans and animals suggest that diet has the potential to modify the epigenome and these modifications can be inherited transgenerationally, but few studies investigate how diet can protect against negative effects o...

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Main Authors: Lynnea A. Nicholls, Kendall A. Zeile, London D. Scotto, Rebecca J. Ryznar
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Epigenetics
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/15592294.2025.2451495
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author Lynnea A. Nicholls
Kendall A. Zeile
London D. Scotto
Rebecca J. Ryznar
author_facet Lynnea A. Nicholls
Kendall A. Zeile
London D. Scotto
Rebecca J. Ryznar
author_sort Lynnea A. Nicholls
collection DOAJ
description Exposure to toxins causes lasting damaging effects on the body. Numerous studies in humans and animals suggest that diet has the potential to modify the epigenome and these modifications can be inherited transgenerationally, but few studies investigate how diet can protect against negative effects of toxins. Potential evidence in the primary literature supports that caloric restriction, high-fat diets, high protein-to-carbohydrate ratios, and dietary supplementation protect against environmental toxins and strengthen these effects on their offspring’s epigenome. Most notably, the timing when dietary interventions are given – during a parent’s early development, pregnancy, and/or lifetime – result in similar transgenerational epigenetic durations. This implies the existence of multiple opportunities to strategically fortify the epigenome. This narrative review explores how to best utilize dietary modifications to modify the epigenome to protect future generations against negative health effects of persistent environmental toxins. Furthermore, by suggesting an ideal diet with specific micronutrients, macronutrients, and food groups, epigenetics can play a key role in the field of preventive medicine. Based on these findings, longitudinal research should be conducted to determine if a high protein, high-fat, and low-carbohydrate diet during a mother’s puberty or pregnancy can epigenetically protect against alcohol, tobacco smoke, and air pollution across multiple generations.
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spelling doaj-art-25ab0ff3790c4ad5a00ca54f058d011c2025-01-18T14:29:56ZengTaylor & Francis GroupEpigenetics1559-22941559-23082025-12-0120110.1080/15592294.2025.2451495Timing of dietary effects on the epigenome and their potential protective effects against toxinsLynnea A. Nicholls0Kendall A. Zeile1London D. Scotto2Rebecca J. Ryznar3Rocky Vista University College of Osteopathic Medicine, Parker, CO, USARocky Vista University College of Osteopathic Medicine, Parker, CO, USARocky Vista University College of Osteopathic Medicine, Parker, CO, USARocky Vista University College of Osteopathic Medicine, Parker, CO, USAExposure to toxins causes lasting damaging effects on the body. Numerous studies in humans and animals suggest that diet has the potential to modify the epigenome and these modifications can be inherited transgenerationally, but few studies investigate how diet can protect against negative effects of toxins. Potential evidence in the primary literature supports that caloric restriction, high-fat diets, high protein-to-carbohydrate ratios, and dietary supplementation protect against environmental toxins and strengthen these effects on their offspring’s epigenome. Most notably, the timing when dietary interventions are given – during a parent’s early development, pregnancy, and/or lifetime – result in similar transgenerational epigenetic durations. This implies the existence of multiple opportunities to strategically fortify the epigenome. This narrative review explores how to best utilize dietary modifications to modify the epigenome to protect future generations against negative health effects of persistent environmental toxins. Furthermore, by suggesting an ideal diet with specific micronutrients, macronutrients, and food groups, epigenetics can play a key role in the field of preventive medicine. Based on these findings, longitudinal research should be conducted to determine if a high protein, high-fat, and low-carbohydrate diet during a mother’s puberty or pregnancy can epigenetically protect against alcohol, tobacco smoke, and air pollution across multiple generations.https://www.tandfonline.com/doi/10.1080/15592294.2025.2451495Epigenetic modificationsenvironmental toxinstransgenerational effectsepigenetic durationDNA methylationHDAC
spellingShingle Lynnea A. Nicholls
Kendall A. Zeile
London D. Scotto
Rebecca J. Ryznar
Timing of dietary effects on the epigenome and their potential protective effects against toxins
Epigenetics
Epigenetic modifications
environmental toxins
transgenerational effects
epigenetic duration
DNA methylation
HDAC
title Timing of dietary effects on the epigenome and their potential protective effects against toxins
title_full Timing of dietary effects on the epigenome and their potential protective effects against toxins
title_fullStr Timing of dietary effects on the epigenome and their potential protective effects against toxins
title_full_unstemmed Timing of dietary effects on the epigenome and their potential protective effects against toxins
title_short Timing of dietary effects on the epigenome and their potential protective effects against toxins
title_sort timing of dietary effects on the epigenome and their potential protective effects against toxins
topic Epigenetic modifications
environmental toxins
transgenerational effects
epigenetic duration
DNA methylation
HDAC
url https://www.tandfonline.com/doi/10.1080/15592294.2025.2451495
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