Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco

Iodine is required for the production of the thyroid hormones essential for the growth and development of the brain. All forms of iodine deficiency (ID) affect the mental development of the child. Our study aims to assess the impact of ID on the intellectual development of Moroccan schoolchildren an...

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Main Authors: Fatima Ezzahra Zahrou, Mehdi Azlaf, Imane El Menchawy, Mohamed El Mzibri, Khalid El Kari, Asmaa El Hamdouchi, Fatima-Zahra Mouzouni, Amina Barkat, Hassan Aguenaou
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Journal of Nutrition and Metabolism
Online Access:http://dx.doi.org/10.1155/2016/8468594
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author Fatima Ezzahra Zahrou
Mehdi Azlaf
Imane El Menchawy
Mohamed El Mzibri
Khalid El Kari
Asmaa El Hamdouchi
Fatima-Zahra Mouzouni
Amina Barkat
Hassan Aguenaou
author_facet Fatima Ezzahra Zahrou
Mehdi Azlaf
Imane El Menchawy
Mohamed El Mzibri
Khalid El Kari
Asmaa El Hamdouchi
Fatima-Zahra Mouzouni
Amina Barkat
Hassan Aguenaou
author_sort Fatima Ezzahra Zahrou
collection DOAJ
description Iodine is required for the production of the thyroid hormones essential for the growth and development of the brain. All forms of iodine deficiency (ID) affect the mental development of the child. Our study aims to assess the impact of ID on the intellectual development of Moroccan schoolchildren and to evaluate the effect of consumption of fortified milk on reducing ID. In a double-blind controlled trial conducted on schoolchildren, children were divided into two groups to receive fortified milk (30% of cover of RDI iodine) or nonfortified milk for 9 months. Urinary iodine was analyzed using the Sandell-Kolthoff reaction, a dynamic cognitive test using Raven’s Standard Progressive Matrices to assess learning potential was performed at baseline and end line, and anthropometric assessment was done only at baseline. The study included schoolchildren who were severely iodine deficient. The prevalence of malnutrition was high in both groups; in this study, we found improvements in iodine status and in cognitive abilities among Moroccan schoolchildren. Our study showed that the consumption of fortified milk led to a clear improvement in iodine status and also appeared to have a favorable effect on the cognitive ability of Moroccan schoolchildren in a rural mountainous region.
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institution Kabale University
issn 2090-0724
2090-0732
language English
publishDate 2016-01-01
publisher Wiley
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series Journal of Nutrition and Metabolism
spelling doaj-art-5a41f177914e47ebbbb635d51a10282e2025-02-03T01:07:23ZengWileyJournal of Nutrition and Metabolism2090-07242090-07322016-01-01201610.1155/2016/84685948468594Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of MoroccoFatima Ezzahra Zahrou0Mehdi Azlaf1Imane El Menchawy2Mohamed El Mzibri3Khalid El Kari4Asmaa El Hamdouchi5Fatima-Zahra Mouzouni6Amina Barkat7Hassan Aguenaou8Joint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoMinistry of Health, Rabat, MoroccoÉquipe de Recherche en Santé et Nutrition du Couple Mère Enfant, Faculté de Médecine et de Pharmacie de Rabat, Université Mohammed V de Rabat, Rabat, MoroccoJoint Unit of Nutrition and Food Research (URAC39), CNESTEN-Ibn Tofaïl University, Regional Designated Center for Nutrition (AFRA/IAEA), 14000 Kenitra, MoroccoIodine is required for the production of the thyroid hormones essential for the growth and development of the brain. All forms of iodine deficiency (ID) affect the mental development of the child. Our study aims to assess the impact of ID on the intellectual development of Moroccan schoolchildren and to evaluate the effect of consumption of fortified milk on reducing ID. In a double-blind controlled trial conducted on schoolchildren, children were divided into two groups to receive fortified milk (30% of cover of RDI iodine) or nonfortified milk for 9 months. Urinary iodine was analyzed using the Sandell-Kolthoff reaction, a dynamic cognitive test using Raven’s Standard Progressive Matrices to assess learning potential was performed at baseline and end line, and anthropometric assessment was done only at baseline. The study included schoolchildren who were severely iodine deficient. The prevalence of malnutrition was high in both groups; in this study, we found improvements in iodine status and in cognitive abilities among Moroccan schoolchildren. Our study showed that the consumption of fortified milk led to a clear improvement in iodine status and also appeared to have a favorable effect on the cognitive ability of Moroccan schoolchildren in a rural mountainous region.http://dx.doi.org/10.1155/2016/8468594
spellingShingle Fatima Ezzahra Zahrou
Mehdi Azlaf
Imane El Menchawy
Mohamed El Mzibri
Khalid El Kari
Asmaa El Hamdouchi
Fatima-Zahra Mouzouni
Amina Barkat
Hassan Aguenaou
Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
Journal of Nutrition and Metabolism
title Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
title_full Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
title_fullStr Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
title_full_unstemmed Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
title_short Fortified Iodine Milk Improves Iodine Status and Cognitive Abilities in Schoolchildren Aged 7–9 Years Living in a Rural Mountainous Area of Morocco
title_sort fortified iodine milk improves iodine status and cognitive abilities in schoolchildren aged 7 9 years living in a rural mountainous area of morocco
url http://dx.doi.org/10.1155/2016/8468594
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