Background: The degree of informal caregiver involvement influences the self-management of individuals living with bipolar disorder (BD).; Objective: This article aims to provide a description of informal caregivers' learning experiences in self-management support of BD in order to guide professionals in tailoring future psychosocial and psychoeducational interventions.; Design: In-depth open interviews with 10 informal caregivers of patients with BD who followed treatment in the context of specialized outpatient bipolar care were conducted