Characterization of Skin and Facial Fat Pad Thickness Changes Following Microneedling Radiofrequency With and Without Topical Poly-L-Lactic Acid for Facial Rejuvenation

The purpose of this study is to evaluate whether microneedling RF subcutaneous fat pad thickness in the temple, submental, and cheek regions, to determine whether the addition of topical PLLA after microneedling RF alters or preserves subcutaneous fat pad thickness and to assess patient satisfaction and perceived outcomes following microneedling RF ± PLLA treatment.