Changes in energy and nutrient intake among public school adolescents in Niterói, Brazil, from 2003 to 2008

The prevalence of excess weight among adolescents increased from 17% in 2003 to 22% in 2008.

• Boys reduced their intake of saturated fats and vitamin A over the study period.
• Girls increased their intake of energy, carbohydrates, and calcium while reducing protein and iron.
• Both genders decreased their consumption of vitamin E and lipids and increased sodium intake.
• Adolescents with excess weight showed a rise in calcium intake alongside a decrease in saturated fat and vitamin A.
• Overall, the nutritional quality of the adolescents' diet declined from 2003 to 2008.

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