In a 16-week clinical study, Tripeptide-R Neck Repair significantly improved multiple visible signs of neck aging:
- 27% average improvement in neck skin crepiness
- 16% average improvement in the appearance of horizontal neck lines
- 16% average improvement in neck skin firmness
- 13% average improvement in the appearance of neck skin sagging
- 28% average improvement in neck skin smoothness
See ProtocolProtocol: A 16-week, single-center, clinical study was conducted on 50 females, ages 40-60, with mild to moderate sagging on neck, fine lines & wrinkles, including horizontal neck lines, firmness on neck, crepiness, elasticity on neck, rough skin, and uneven skin tone. Tripeptide-R Neck Repair was used nightly as tolerated in conjunction with a sunscreen. After 1 week, use was increased to twice daily as tolerated in conjunction with a sunscreen. Efficacy evaluations were conducted at baselines and at weeks 4, 8, 12, and 16.