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Tripeptide-1

GHK, Glycyl-L-Histidyl-L-Lysine

Quick Stats
Studies 27
Trials 5
Score 3
2024 pubmed 6 citations

Comprehensive evaluation of the efficacy and safety of a new multi-component anti-aging topical eye cream.

Yang. Fan F; Zhang. Xinyuan X; Wang. Hua H; Guo. Miao M; Zhang. Jinlong J; Feng. Xuejiao X; Yu. Jiayi J; Yang. Jiahui J; Zhu. Jinjin J; Wang. Yiyu Y

Key Findings

  • In lab tests, the ingredient mix (including palmitoyl‑tripeptide‑1) boosted fibroblast growth and increased collagen and elastin production.
  • After 12 weeks of daily use, participants saw skin hydration rise about 28%, elasticity improve roughly 19%, and collagen density increase by about 55% in the eye area.
  • Both dermatologists and users reported visible reductions in fine lines, roughness, and overall skin quality as early as 8 weeks, with no adverse effects.

Practical Outcomes

  • If you’re looking to improve the skin around your eyes, a daily application of a cream that contains palmitoyl‑tripeptide‑1 (along with the other listed actives) appears to deliver measurable benefits within 2‑3 months. Expect noticeable gains in moisture and firmness, and a smoother appearance of fine lines, with a low risk of irritation. For self‑experimenters, a 12‑week trial period mirrors the study protocol and can serve as a practical benchmark.

Summary

A 12‑week study found that an eye cream containing a mix of ingredients—including the peptide palmitoyl‑tripeptide‑1—significantly improved skin hydration, elasticity, and collagen levels around the eyes, with no safety concerns reported.

Abstract

The delicate periorbital region is susceptible to skin dehydration, wrinkles, and loss of elasticity. Thus, targeted and effective anti-aging interventions are necessary for the periorbital area. To evaluate the efficacy and safety of a new anti-aging eye cream formulated with the active complex (Yeast/rice fermentation filtrate, N-acetylneuraminic acid, palmityl tripeptide-1, and palmitoyl tetrapeptide-7). The cell viability and expressions of key extracellular matrix (ECM) components of the active complex were evaluated using a human skin fibroblast model. In the 12-week clinical trial, skin hydration, elasticity, facial photographs, and collagen density following eye cream application were assessed using Corneometer, Cutometer, VISIA, and ultrasound device, respectively. Dermatologists and participants evaluated clinical efficacy and safety at baseline, and after 4, 8, and 12 weeks. PCR and immunofluorescent analyses revealed that the active complex significantly stimulated fibroblast proliferation (p < 0.05) and markedly promote the synthesis of collagen and elastin. Clinical findings exhibited a substantial enhancement in skin hydration (28.12%), elasticity (18.81%), and collagen production (54.99%) following 12 weeks of eye cream application. Dermatological evaluations and participants' assessments reported a significant improvement in skin moisture, roughness, elasticity, as well as fine lines and wrinkles by week 8. The new anti-aging eye cream, enriched with the active complex, demonstrates comprehensive rejuvenating effects, effectively addressing aging concerns in the periorbital area, coupled with a high safety profile.

Study Information

Provider

pubmed

Year

2024

Date

2024-06-26T00:00:00.000Z

DOI

10.1111/srt.13790

Citations

6

References

20