Effectiveness of Nudge Interventions to Promote Fruit and Vegetables’ Selection, Purchase, or Consumption: A Systematic Review

•A systematic review of nudging to promote fruit/vegetables in real-life settings was conducted.•A score was assigned for each intervention based on interventions’ effectiveness.•Informative and positional interventions proved to be the most studied and effective.•Effectiveness differs with the outcome measure, target age group and duration of intervention.•Promoting fruit/vegetables in real-life settings using nudge seems promising.