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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Nutrition Bulletinarrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Nutrition Bulletin
Article . 2025 . Peer-reviewed
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Dietary Phytate Intake and Molar Ratios of Phytate to Zinc and Iron in Turkey

Authors: Yasemin Tuğba Öğünç; Rümeysa Yeniçağ; Neslişah Rakıcıoğlu;

Dietary Phytate Intake and Molar Ratios of Phytate to Zinc and Iron in Turkey

Abstract

ABSTRACT Phytate, a naturally occurring compound found in plant‐based foods, is known to chelate essential minerals such as iron and zinc, thereby reducing their bioavailability. For years, it has therefore been considered an antinutrient. Assessing dietary phytate intake at the population level is important for understanding potential risks to micronutrient absorption. However, the phytate intake in the national diet of Turkey has not yet been evaluated. In this study, daily energy and nutrient intakes were obtained from dietary recalls conducted as part of the Turkey Nutrition and Health Survey (TNHS) 2010 and 2017. The Global Food Composition Database for Phytate (PhyFoodComp) was used to determine the phytate content in the national diet, as well as the molar ratios of phytate to iron, zinc, and calcium. The data from 7017 and 9832 participants of TNHS 2010 and TNHS 2017, respectively, were analysed. The median daily dietary phytate intakes were 535.3 mg in 2010 and 658.0 mg in 2017 ( p < 0.001). As revealed in both surveys, bread and cereals comprised the food group that contributed most to the daily phytate intake. Most of the sample population exhibited moderate zinc bioavailability and low iron bioavailability as indicated by the phytate–mineral molar ratios. Overall, this study reveals increased phytate intake in Turkey over the years. Although minimizing phytate consumption in people without a dietary mineral inadequacy is unnecessary, consuming plant foods as sources of iron and other nutrients that increase iron absorption among the population in Turkey, where anemia is prevalent, is recommended.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
1
Average
Average
Average
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