Type 1 diabetes mellitus is the most common chronic endocrine pathology among children. Data from the Indonesian Pediatric Association (IDAI) states that the incidence of DM in children aged 0-18 years has increased by 700% over a period of 10 years. Treatment includes diet, physical activity, insulin medication, and proper self-control. The necessary changes in habits and lifestyles can lead to psychosocial problems, including anxiety, depression and eating disorders. Subsequently, the child or adolescent and his or her family group may move into new balance characterized by good self-control and adherence to treatment, or deepen individual and group disorders which may reappear, especially in adolescence. The comprehensive treatment of type 1 diabetes mellitus requires addressing these aspects through multidisciplinary teams which include medical and psychosocial professionals. This review analyses the main aspects related to the psychosocial impact of diabetes mellitus type 1 among children, adolescents and their families mental. A substantial amount of behavioral science research has demonstrated that psychosocial factors play an integral role in the management of diabetes in both children and adults. Research has also shown how psychosocial therapies that can improve regimen adherence, glycemic control, psychosocial functioning, and quality of life.