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Abstract Background Oral Health Literacy (OHL), defined as an ability to obtain, understand, and apply information related to oral health, plays a crucial role in promoting effective oral health outcomes and behaviors. Given the pressing need to enhance oral health among older adults, this scoping review aims to summarize the impact of OHL on oral health behaviors and outcomes in this population. Methods The authors performed an electronic search up through July 22, 2024. Among the 2,226 articles identified, the authors included studies in which the investigators evaluated the association between OHL and oral health behaviors or outcomes restricted to individuals aged 60 years and older. Thematic analysis was used to develop the domain for oral health behaviors or outcomes. Results Among the 10 studies analyzed, significant correlations were identified between OHL and various oral health indicators, including periodontitis, the number of remaining teeth, dental prosthesis use, oral hygiene, oral health-related quality of life among men, as well as dissatisfaction with oral health (p |