When exploring nasolabial fold treatments in Korea, it is essential to understand that a deep smile line is a structural concern. At Forena Clinic Seoul, we approach these folds differently. To achieve natural results, we focus on restoring the midface architecture and skin health. 1. Identifying the Structural Cause Effective treatment begins with a precise diagnosis. Most nasolabial folds are caused by one of three anatomical factors: Midface Sagging: The descent of malar f