Science
Mechanism of Action
Dipeptide-13, also identified as Thymogen, primarily operates through immunomodulatory and anti-stress pathways. Its lipo-derivative, Myristoyl Dipeptide-13, extends this mechanism by actively promoting the proliferation of critical dermal cells, including dermal papilla cells, fibroblasts, and keratinocytes. Furthermore, it stimulates melanin synthesis within melanocytes and accelerates the processes of wound healing and re-epithelialization.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
No specific data regarding 'dusting' behavior or common misuse in minimal concentrations was found for Dipeptide-13, suggesting it is not typically 'dusted' in formulations.
The Formula
Formulation
Stability
As a peptide containing tryptophan, Dipeptide-13 is susceptible to degradation through oxidation, hydrolysis, and microbial contamination, particularly when dissolved in water. While general dipeptides maintain stability across a pH range of 5.0 to 7.4, the precise optimal pH for Dipeptide-13's stability remains unspecified. Incorporating stabilizers like trehalose can contribute to enhanced peptide integrity.
Safety
Safety Profile
Dipeptide-13 has not undergone a dedicated Cosmetic Ingredient Review (CIR) safety assessment. General CIR perspectives on peptides suggest they are typically safe when formulated to be nonirritating and are not employed in conditions where N-nitroso compounds might form. Specific data regarding its irritation or sensitization potential for Dipeptide-13 itself is currently unavailable.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While its lipo-derivative, Myristoyl Dipeptide-13, exhibits substantial promise in cellular regeneration, anti-inflammatory effects, and hair health, direct and independent clinical data for Dipeptide-13 itself are largely insufficient to establish a precise efficacy profile.
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