Science
Mechanism of Action
This peptide operates by mimicking FOXO3a, a pivotal transcription factor responsible for regulating the cellular response to DNA damage. Through this biomimetic action, Tetrapeptide-51 stimulates the skin's natural repair mechanisms, preventing errors in DNA replication to maintain genomic integrity. This process ultimately slows the visible onset of skin aging and fosters optimal function across fibroblasts, keratinocytes, and melanocytes.
Research
Clinical Evidence
Medium confidence2%
Key findings
- 01 At a 2% concentration, this peptide actively supports healthier function of fibroblasts, keratinocytes, and melanocytes, contributing to a reduction in the visible manifestations of aging.
- 02 In human epidermal cells, Tetrapeptide-51 demonstrated a 13.7% decrease in genetic damage induced by UV radiation within 6 hours. Furthermore, it significantly increased the viability of human dermal fibroblasts exposed to irradiation by 35.1% compared to untreated irradiated cells.
Transparency
Dusting Analysis
Specific data regarding Tetrapeptide-51 being a 'dusted' ingredient or associated thresholds is not available in the provided research.
The Formula
Formulation
Stability
For optimal preservation of its efficacy and freshness, Tetrapeptide-51 is recommended to be stored under refrigeration. It is formulated for incorporation into finished products or custom blends, and is particularly suitable for serum bases, rather than direct skin application.
Safety
Safety Profile
Direct safety evaluations for Tetrapeptide-51, or its common variant Acetyl Hexapeptide-51 Amide, by regulatory bodies such as CIR, SCCS, or FDA, are not currently published. While general assessments exist for broader peptide categories, specific ingredient data is pending.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Tetrapeptide-51 is a valuable ingredient for advanced anti-aging formulations, uniquely targeting genomic integrity and providing significant cellular protection against environmental stressors.
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