Efficacy and safety of hyaluronic acid filler on the treatment of horizontal neck lines.
Awika RongthongRungsima WanitphakdeedechaMart MaiprasertKathryn Anne Guico CembranoNataya VoravutinonSarawalai RakchartKanchana SermswanPongsiri KoonngamPublished in: Journal of cosmetic dermatology (2022)
The study demonstrated efficacy in improving the appearance of horizontal neck lines after one session of HA filler injection. The results showed peak improvement at 1 month, but with sustained rejuvenation effects up to 6 months after injection.