Vegetable and fruit consumption among adolescents remains low in many countries and has the potential to increase the risk of nutritional problems and non-communicable diseases. Based on Social Cognitive Theory (SCT), healthy eating behaviors are influenced by the interaction of individual and environmental factors. This study aims to identify the main factors associated with low vegetable and fruit consumption among adolescents based on the SCT framework. This study is a narrative literature review of scientific articles from 2020 to 2025 obtained from PubMed and Google Scholar. A total of 13 articles were analyzed using qualitative descriptive methods. The results showed that the individual factors most consistently associated with vegetable and fruit consumption were self-efficacy (54%), knowledge (31%), and self-regulation (31%). Meanwhile, the most frequently reported environmental factors were family support (62%), availability of vegetables and fruits (54%), and physical environment or food access (54%). These findings indicate that environmental factors have a more consistent influence than individual factors. In conclusion, low vegetable and fruit consumption among adolescents is the result of the interaction between individual and environmental factors as described in SCT. Efforts to increase vegetable and fruit consumption need to focus on strengthening adolescents' self-efficacy as well as family and environmental support that facilitates access to healthy food.
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