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Dietary Polyphenols: What is the Estimated Intake in Population Studies With Adults and Elderly People?

  • 05-04-2024
  • REVIEW
Published in:

Abstract

Estimates of dietary intake of polyphenols have been limited to specific samples from certain population groups, and different databases have been used to quantify the levels of these compounds, which makes it difficult to compare results.

Purpose of Review

This review collated estimates of polyphenol intake from population studies including adults and elderly from different parts of the world by using a single database: Phenol-Explorer.

Recent Findings

Through seven population-based studies performed in five different countries, it was possible to identify that Brazil was the country with the lowest intake of polyphenols, whereas Poland had the highest dietary intake. The most ingested subclasses of polyphenols in different countries were phenolic acids and flavonoids, and non-alcoholic beverages (coffee, tea, and orange juice) were the foods that most contributed to the intake of polyphenols.

Summary

Despite the attempt to standardize this study to obtain worldwide intake estimates that could be comparable, gaps were found regarding the assessment of food consumption, standardization to obtain the polyphenol content of foods in Phenol-Explorer, calculation in aglycone equivalents, and caloric adjustment of the estimates. There is a need for more studies on the dietary polyphenols intake of representative samples of populations from different countries to collate more data on the quantities consumed and the main contributing foods.
Title
Dietary Polyphenols: What is the Estimated Intake in Population Studies With Adults and Elderly People?
Authors
Luana Alberti Noronha
Camila Tureck
Vânia Zanella Pinto
Eloá Angélica Koehnlein
Publication date
05-04-2024
Publisher
Springer US
Published in
Current Nutrition Reports / Issue 2/2024
Electronic ISSN: 2161-3311
DOI
https://doi.org/10.1007/s13668-024-00530-2
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