Food Allergen-Specific Substitutive Diet as a Proposed Tool for Adverse Reactions to Foodstuffs Management: The ALASKA Study

The prevalence of adverse reactions to foodstuffs (ARFS), such as food allergy (FA) and food intolerance (FI), has been increasing worldwide during the past decades. Currently, strict food allergen avoidance is the principal recommended treatment of ARFS. However, individuals with ARFS following eli...

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Main Authors: Lisset Pantoja-Arévalo, Eva Gesteiro, Jaime López-Seoane, Asmaa Nehari, Torsten Matthias, Rafael Urrialde, Marcela González-Gross
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Proceedings
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Online Access:https://www.mdpi.com/2504-3900/91/1/313
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Summary:The prevalence of adverse reactions to foodstuffs (ARFS), such as food allergy (FA) and food intolerance (FI), has been increasing worldwide during the past decades. Currently, strict food allergen avoidance is the principal recommended treatment of ARFS. However, individuals with ARFS following elimination diets have shown crucial micronutrient deficiencies. There is an emerging necessity for an effective ARFS strategy which may help mitigate the nutritional deficiency problem. To develop a strategy for the management of ARFS including a food allergen-specific substitutive diet (FASSD) together with the evaluation of the clinical picture, food consumption, food-allergen profile and quality of life (QoL) in adults with ARFS. The interest of this study is focused on current growing public health problems: FA and FI. The following measurements will be considered: (1) informed consent and inclusion/exclusion criteria forms; (2) symptomatology, food consumption and dietary intake: PSIMP-ARFSQ-10 and FBFC-ARFSQ-18 validated ARFS-specific questionnaires and a 24 h dietary recall interview; (3) immunology: food-allergen profile (IgE and IgG<sub>4</sub> antibodies against 82 common Mediterranean food and beverages) using HELIA<sup>®</sup> Helmed line immunoassay analyzer (Aesku.Diagnostics, Wendelsheim, Germany); (4) enzymatic activity: lactose and fructose breath test using Cerascreen<sup>®</sup> hydrogen and methane detector kit (Cerascreen GmbH, Schwerin, Germany); (5) QoL aspects: SF-12 and FAQLQ-AF validated questionnaires; (6) six-month FASSD intervention; (7) repetition of measurements from 1 to 6; (8) adjustment of the FASSD. The six-month FASSD was designed for adults aged 18 to 70 years according to individual immunological and enzymatic results. Substitutive foodstuffs were chosen using BEDCA, USDA and NCCDB food composition databases reference tables when they represented the same nutritional value as the foodstuff with positive IgE and IgG<sub>4</sub> reaction (≥3.5 kU<sub>A</sub>/L). Particular attention was paid to vitamin A, D, E, C, folate, B1, B2, B3, B6, B12, calcium, iron, potassium, magnesium, sodium, phosphorus, iodine, selenium and zinc when choosing the substitutive foodstuffs. The FASSD was developed as a proposed tool to improve health and QoL of adults with symptoms associated with ARFS.
ISSN:2504-3900