Biochemical Validation of a Self-Administered Food Frequency Questionnaire to Assess Diet Using Carotenoids and Vitamins E and D in Male Adolescents in Spain

• Main Authors: Leyre Notario-Barandiaran (Author), Eva-María Nav (Author), Desirée Valera-Gran (Author), Elena Hernández-Álvarez (Author), Encarnación Donoso-Navarro (Author), Sandra González-Palacios (Author), Manuela García- (Author), Mariana F. Fernández (Author), Carmen Freire (Author), Jesús Vioque (Author)
• Format: Book
• Published: MDPI AG, 2021-05-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Reliable tools to evaluate diet are needed, particularly in life periods such as adolescence in which a rapid rate of growth and development occurs. We assessed the biochemical validity of a self-administered food frequency questionnaire (FFQ) in a sample of Spanish male adolescents using carotenoid...