Science
Mechanism of Action
METHIONYL R-SALMON OLIGOPEPTIDE-1 SH-POLYPEPTIDE-51 initiates the skin's intrinsic repair mechanisms through its distinct peptide components. The sh-Oligopeptide-1 (EGF) segment binds to specific epidermal growth factor receptors (EGFRs), triggering intracellular pathways that accelerate the proliferation of keratinocytes, endothelial cells, and fibroblasts. This action promotes skin self-regeneration, strengthens the skin barrier, and boosts the production of structural proteins like collagen and elastin, contributing to enhanced moisture and elasticity. Concurrently, the sh-Polypeptide-51 (FGF-like) element stimulates fibroblast growth and the synthesis of additional extracellular matrix components. Beyond its regenerative roles, this fusion peptide also functions as an antioxidant and possesses anti-inflammatory properties, aiding in scarless healing and overall skin protection.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 Direct clinical research specifically on METHIONYL R-SALMON OLIGOPEPTIDE-1 SH-POLYPEPTIDE-51, including specific effective concentrations, is not widely available in public scientific literature.
- 02 However, studies on sh-Oligopeptide-1 (EGF), a primary component, offer insights: a 2012 study on a serum containing bioengineered EGF demonstrated statistically significant improvements in fine lines, rhytids, skin texture, pore size, and various dyschromatic conditions within one month, with sustained benefits over three months.
- 03 Another clinical trial utilizing an EGF-containing cream reported a significant increase in skin moisture and elasticity and a reduction in transepidermal water loss (TEWL) after just one week, suggesting an improved skin barrier function.
- 04 A critical review, however, observes that many clinical studies on sh-oligopeptide-1 in cosmetics often lack a robust scientific basis and specific concentration details, highlighting 'unknown long-term risks' associated with its authorization.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific optimal pH range and comprehensive stability data for METHIONYL R-SALMON OLIGOPEPTIDE-1 SH-POLYPEPTIDE-51 are not generally accessible in public ingredient databases. As a peptide, it is inherently water-soluble. For components like sh-Oligopeptide-1 (EGF), which is a medium-sized polar molecule, specialized delivery systems may be advantageous to enhance its penetration into the skin. Some recombinant sh-Polypeptides have demonstrated stability for at least 15 months under appropriate storage conditions.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not specifically evaluated METHIONYL R-SALMON OLIGOPEPTIDE-1 SH-POLYPEPTIDE-51, indicating insufficient data for a dedicated safety assessment, although broader peptide groups have been reviewed. A critical perspective suggests that if the EGF component is fully active at high cosmetic concentrations, potential long-term risks, including carcinogenicity or imbalance of skin conditions, could exist. However, sh-polypeptides are generally understood to have limited penetration through the intact epidermal barrier, suggesting their topical effects primarily remain on the skin's surface. Individuals with pre-existing cancerous cells, skin cancer risk factors, or psoriasis should exercise caution, as EGF is a known mitogenic (cell proliferation stimulating) factor.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While METHIONYL R-SALMON OLIGOPEPTIDE-1 SH-POLYPEPTIDE-51 presents a promising mechanism for skin regeneration and anti-aging through its growth factor components, specific clinical efficacy data and comprehensive safety assessments for this particular fusion peptide are currently limited.
Related
Similar Ingredients
Finding similar ingredients…