Objective This study is the first scoping review specifically focused on the health literacy of caregivers of patients with chronic obstructive pulmonary disease (COPD). It aims to summarize the current state of research in this field and provide guidance for the implementation of targeted health education and care support in clinical settings. Methods Guided by the scope review methodology, the system searched 10 Chinese and English databases, including PubMed, Web of Science, the Cochrane Libr