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Funcional Food

Aránzazu Perales-García, Isabel Estévez-Martínez, Rafael Urrialde
Introduction: Hydration is defined as the water intake coming from food and beverages. Its study has become an area by itself, within the nutrition field. Meaning that in 2010 the European Food Safety Authority (EFSA) approved the water intake recommendations, but the study of this topic implies a rigorous methodology, which represents several issues. Objective: Showing as a glance the main methodological issues in hydration studies. Material and methods: Bibliographic revision of scientific literature. Results: The main methodological issues presented are: sample selection (investigation field and sample design), selection of the method to evaluate hydration status (dilution techniques, bioelectrical impedance, plasmatic and urinary indicators, changes in body composition, water losses and clinic symptoms) selection of the method to evaluate water intake (biomarker, questionnaires, informatics programs, smartphone use, 24-h register, dietary history and food frequency questionnaire), and the main sources of hydration...
July 12, 2016: Nutrición Hospitalaria: Organo Oficial de la Sociedad Española de Nutrición Parenteral y Enteral
Eleonora Brillo, Gian Carlo Di Renzo
Chocolate and other cocoa products are not all alike. They differ between themselves in term of nutrients, calories, and bioactive constituents. Therefore, some of them are unhealthy foods, whereas others do not affect health and still others are healthy foods. One wonders which chocolate and other cocoa derivatives can be considered as biofunctional food products. This review explores the constituents of cocoa and chocolate and summarizes evidence about the role of cocoa and chocolate components on human health and particularly on reproduction...
November 18, 2015: Journal of Agricultural and Food Chemistry
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