Healthy Teen School: Gerakan Gizi Seimbang Dan Jajanan Sehat Pada Siswa SMP Negeri 19 Medan

Authors

  • Tifani Hadi Tri Wahyuni Universitas Bunda Thamrin, Medan, Indonesia
  • Marta Imelda Br. Sianturi Universitas Bunda Thamrin, Medan, Indonesia
  • Asima Lamtiar Hotnauli Pakpahan Universitas Bunda Thamrin, Medan, Indonesia
  • Nurhayani Harahap Universitas Bunda Thamrin, Medan, Indonesia
  • Amanda Sheira Silitonga Universitas Bunda Thamrin, Medan, Indonesia
  • Yumiati Mbang Kahi Universitas Bunda Thamrin, Medan, Indonesia

DOI:

https://doi.org/10.62027/sevaka.v4i2.729

Keywords:

Adolescents, Dietary Patterns, Health Education, Nutrient Intake

Abstract

Adolescents are a nutritionally vulnerable group at risk of double burden of malnutrition. Riskesdas 2023 data showed that the prevalence of undernutrition in adolescents aged 13–15 years in North Sumatra reached 16.8%, while overweight and obesity reached 18.3%. The habit of consuming unhealthy snacks at school is one of the main preventable risk factors through structured nutrition education. Objective: This community service program aimed to increase knowledge of balanced nutrition and healthy snack selection behavior among Grade VIII students of SMP Negeri 19 Medan. Methods: Activities were carried out through interactive lectures, demonstrations, educational games, and workshops with 64 students. Evaluation used pre-test and post-test analysis with Wilcoxon Signed Rank Test. Results: There was a significant increase in nutritional knowledge in both classes (p=0.001) and healthy snack selection behavior (p=0.000). Conclusion: The Healthy Teen School program effectively improved adolescent nutrition knowledge and behavior.

References

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Published

2026-06-11

How to Cite

Tifani Hadi Tri Wahyuni, Marta Imelda Br. Sianturi, Asima Lamtiar Hotnauli Pakpahan, Nurhayani Harahap, Amanda Sheira Silitonga, & Yumiati Mbang Kahi. (2026). Healthy Teen School: Gerakan Gizi Seimbang Dan Jajanan Sehat Pada Siswa SMP Negeri 19 Medan. Sevaka : Hasil Kegiatan Layanan Masyarakat, 4(2), 61–71. https://doi.org/10.62027/sevaka.v4i2.729

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