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Educational-Setting Feeding Interventions and Health Outcomes: A Systematic Review and Meta-Analysis.

Susanna Caminada1, Masoud Rahmati2,3, Cecilia Ricciardi Rizzo4

  • 1Health Unit, Eni, Roma 00144, Italy.

Nutrition Reviews
|December 29, 2025
PubMed
Summary
This summary is machine-generated.

Educational food interventions in schools significantly improve student health, boosting levels of hemoglobin, iron, vitamin D, and zinc. These programs also positively impact growth metrics but do not affect cognitive function.

Keywords:
health outcomesmeta-analysisschool feeding

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Area of Science:

  • Nutrition Science
  • Public Health
  • Pediatrics

Background:

  • Sustainable and regulated food interventions in educational settings can promote adequate nutritional intake and positive health outcomes.
  • The PROSPERO registration number for this systematic review is CRD420251027958.

Purpose of the Study:

  • To systematically review and assess the strength of associations between food interventions implemented in educational settings and various health outcomes among students.

Main Methods:

  • A systematic literature search was conducted across PubMed/MEDLINE, Embase, and Web of Science databases.
  • Included studies compared students receiving educational-setting feeding interventions with those who did not.
  • Data from 91 studies involving 47,241 students were meta-analyzed using a random-effects model.

Main Results:

  • Educational-setting feeding interventions were significantly associated with higher levels of hemoglobin, body iron, vitamin D, and zinc.
  • Positive associations were observed for anthropometric parameters including height, weight-for-age, height-for-age, and body mass index.
  • No significant association was found between these interventions and cognitive function outcomes.

Conclusions:

  • Educational-setting feeding interventions play a vital role in improving multiple student health indicators.
  • Integrated approaches are essential for achieving better and more sustainable health results through school-based food programs.