<p>Self-esteem is a stable characteristic that is usually maintained from adolescence to adulthood. People with high self-esteem are mentally prepared to face different challenges in their lives with great confidence. Assess the influence of dental aesthetics on self-esteem in students at the Polígono Sur Education Permanent Center. A cross-sectional descriptive study with qualitative and quantitative variables in which 92 participants from the permanent education center located in the polígono sur of the city of Seville. To identify if there was a relationship between self-perception of dental aesthetics and self-esteem, two surveys were conducted in the educational center, one of them to determine a high or low psychosocial impact of dental aesthetics and the Rosenberg self-esteem scale, which evaluated the level of acceptance and respect that participants had for themselves. Demographic variables analyzed were gender, age, nationality, and occupation. To analyze categorical variables, contingency tables and the Pearson Chi-square test were used. Students did not have a low self-esteem in relation to a high psychosocial impact of dental aesthetics <i>p</i> &gt; 0, 05 (0.069), but a high self-esteem indifferent to whether they had a high or low psychosocial impact of dental aesthetics. However, there were exceptions according to gender (<i>p</i> = 0.019) or nationality (<i>p</i> = 0.030). Self-esteem was not greatly affected by the psychosocial impact of dental aesthetics in the majority of students evaluated, but it was possible to state that there was a negative impact in the male gender and also by nationality.</p>