Oral health care, prevention and treatment are generally expected by patients in the dental environment, especially in the case of oral aesthetics. The loss of the interdental papilla has led many people to seek treatment, and it is important to consider that the success of this intervention can be compromised. Thus, the main objective of this research was to know the applicability of hyaluronic acid in filling the black space, to identify whether hyaluronic acid was effective in their treatment. Therefore, the studies and data collection were carried out in the second half of 2019 and the first half of 2020, through a literature review in databases such as Pubmed and the Brazilian Digital Library of Theses and Dissertations (BDTD). The development of this study included the use of some key words, such as: hyaluronic acid, black space and interdental papilla. Thus, based on the researched studies, it was possible to verify the applicability of hyaluronic acid being used as a resource in filling/treatment of black spaces, which showed its effectiveness and relevance considering its functionality, also highlighting the importance of longitudinal studies on the subject.
 

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