Introduction: According to the World Health Organization (WHO), one of the most serious health problems of the 21st century is childhood obesity. In 2016, more than 400 million children and adolescents between the age of 5 and 19 were overweight or obese. The aim of this study is to evaluate the consumption, habits and dietary practices of schoolchildren who suffer from malnutrition due to overweight or obesity. Methods: descriptive, correlational and prospective study using a quantitative approach. The sample size was 82 girls and boys who ...