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Interactions between dietary polyphenols and aging gut microbiota: A review
Sergio Davinelli1, Giovanni Scapagnini1
1Department of Medicine and Health Sciences "V. Tiberio", University of Molise, Campobasso, Italy.
Biofactors (Oxford, England)
|September 24, 2021
Summary
Polyphenols from fruits and vegetables may help aging adults by improving gut health. These compounds interact with gut bacteria to promote a healthier microbial community, counteracting age-related decline.
Area of Science:
- Microbiology
- Nutrition Science
- Gerontology
Background:
- Aging is linked to reduced gut microbial diversity and an increase in harmful bacteria.
- Lifestyle factors like poor diet and inactivity accelerate these age-related gut changes.
- Restoring gut balance is crucial for older adults' health, with diet playing a key role.
Purpose of the Study:
- To explore the reciprocal interactions between polyphenols and the gut microbiota in aging.
- To summarize current research on how polyphenols affect gut bacteria during the aging process.
Main Methods:
- Literature review and synthesis of existing research on polyphenols and gut microbiota in aging.
- Analysis of studies detailing the impact of dietary polyphenols on microbial composition and function.
Main Results:
- Polyphenols, found in plants, show potential in combating age-related gut dysbiosis.
- Gut bacteria metabolize polyphenols into beneficial compounds, influencing host health.
- Evidence suggests polyphenols exert selective effects, modulating specific gut microbial communities.
Conclusions:
- Polyphenols represent a promising nutritional strategy for supporting gut health in aging populations.
- Understanding polyphenol-microbiota interactions is key to developing targeted interventions for age-related gut disorders.
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