The article is devoted to the topical problem of psychosocial assistance to people with addictive eating behavior, which is common among teenagers and young people, leads to tragic consequences, but still lacks a sufficient scientific basis and a comprehensive solution. The purpose of the study is to determine the place of social work and the content of the social workers’ activity in the system of assistance to persons with addictive eating behavior. Theoretical analysis of research of the food deviations problem, the concrete definition of terms «dysfunctional eating», «eating disorders», content and comparative analysis of professional functions of social workers in the context of helping people with addictive eating behavior are used as methods to achieve the goal of the research. It is determined that the professional activity of a social worker with persons with dysfunctional and disordered eating takes place in medical institutions, social services and secondary schools. The most common task of social work with persons with food addictions is the prevention. Special functions of a social worker in an inpatient (medical) institution are administrative and organizational work with eating disorders patient. Educational, social support and rehabilitation function are predominant in the activities of a social worker in social institutions. Instead, the specialist carries out for the most part diagnostics and monitoring, formation of eating habits, socio-pedagogical support of young people with dysfunctional eating in educational institutions. The leading role of a social worker at all stages of intervention and the need for a multidisciplinary approach in the prevention, correction and rehabilitation of people with addictive eating behavior are identified.