Gingival appearance plays an important role in smile aesthetics and may influence the individual's relationship in society. In search of a standard of beauty stereotyped by the media, the demand for patients is growing in dental offices. Currently, professionals in the field suggest the anatomization of the smile through surgical techniques used accordingly, with each etiology and diagnosis. Gingivectomy presents itself as an ally for this anatomization, making the removal of hyperplastic gingival tissue, as well as providing a physiological contour of this gingiva. The present study aims to carry out an integrative review of the scientific evidence related to gingivectomy for smile aesthetics. The methodology used was an integrative review, with a qualitative approach, whose data collection was carried out in August and September 2021, developed in six stages. In the first stage of the study, 316 articles were found, which referred to gingivectomy for smile aesthetics. After reading the titles of selected articles, 112 articles were selected. After reading the abstracts, only 59 studies were selected to be included in the critical and full reading. Finally, 14 studies met the inclusion criteria. Studies have shown that new technologies in the field of dental aesthetics have made gingivectomy a simple solution for gum repair. The benefits are many, especially to improve the prognosis of patients with periodontal disease or tooth decay. It is a dental treatment to make the gummy smile disappear with 100% effectiveness.