Objective To observe the clinical efficacy of L?viselle? in the improvement of facial contour. Methods A total of 20 patients with temporal depression and mandibular relaxation admitted to our hospital from January 2021 to February 2022 were selected as the research objects. All patients received L?viselle? facial injection. The index of skin relaxation grade, skin stretching distance and VISIA score were compared before and after treatment. Patient satisfaction and complications were evaluated after treatment. Results The skin relaxation grading, skin stretching distance and VISIA score of 20 patients after treatment were better than those before treatment, and the differences were statistically significant (P