This research aimed to develop a theoretical-methodological path between the Theory of Social Representations and the safety of users of Primary Health Care. This is a theoretical essay, guided by productions in the fields of social sciences, politics, sociology, of philosophy and health, digital and in printed materials. Electronic databases: MEDLINE, LILACS, BDENF, VHL and Google Scholar were used. The content was deepened through consultations in books by classic authors that discuss the theory and its insertion in social reality. To support inferential analysis, Bradin's content analysis technique was used. For analytical and reflective scope, the discussion covered four topics, namely: The Theory of Social Representations: preliminary notes; Social Representations: intertwining and deepening based on Moscovici's postulates; The processes of elaboration of social representations: transforming the unfamiliar, or unfamiliarity itself, into the familiar; Arrival: outline of a theoretical path between the Theory of Social Representations and User Safety in Primary Health Care. The identification of how representations are created and how they are organized in everyday life, supporting the understanding of knowledge, feelings, values, symbols and culture that can influence and modify practices within primary care. Shared and socially constructed knowledge can influence new practices and behaviors regarding user safety in Primary Health Care.