Introduction: Nowadays, teachers have sedentary lifestyles due to their own work, which causes them, in many cases, associated diseases. Objective: To update the existing knowledge on healthy diets of teachers at the international level. Methods: Document and bibliography review of scientific articles published until April 2016. The databases consulted were Medline, Scopus and Scielo. The searches used PubMed and were classified by two search goals. The following key words were used: food, teachers, health, both in Spanish and English. These studies were selected to reflect programs, interventions and reviews on healthy diet in teachers or future teachers of any kind of schooling at an international level. Conclusions: The correct application of healthy diet programs is generally beneficial for teachers and future teachers.