Science
Mechanism of Action
Oligopeptide-123 Rh-Polypeptide-1 operates as a skin conditioning agent by emulating the biological activity of crucial growth factors, notably Epidermal Growth Factor (EGF, sh-Oligopeptide-1) and Basic Fibroblast Growth Factor (bFGF, sh-Polypeptide-1). These biomimetic peptides are understood to stimulate the proliferation of epidermal cells and fibroblasts, key players in skin health. This stimulation is hypothesized to boost the synthesis of essential extracellular matrix components like collagen and elastin, leading to improvements in skin elasticity, reduced thinning of aging skin, and enhanced skin repair mechanisms. Furthermore, it supports cellular regeneration, strengthens the skin barrier function, and aids in maintaining optimal hydration.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Specific pH requirements for Oligopeptide-123 Rh-Polypeptide-1 are not provided. However, related peptides demonstrate significant pH sensitivity; for instance, Oligopeptide-1 is most stable at a pH between 5 and 8, and Oligopeptide-20 at 3-6. Peptides are susceptible to enzymatic degradation by microorganisms, necessitating stringent avoidance of microbial contamination during formulation. Optimal incorporation for certain peptides, like Oligopeptide-20, is recommended at the final stage of formulation, within a temperature range of 35-40°C.
Safety
Safety Profile
Oligopeptide-123 Rh-Polypeptide-1 has not undergone extensive safety review by major regulatory bodies such as CIR or SCCS. While the FDA generally recognizes peptones (mixtures of peptides and amino acids) as safe for direct food use, concerns exist for EGF-mimetic applications like sh-Oligopeptide-1 due to potential unknown long-term risks. Overexpression or dysregulation of EGF signaling, which this peptide may mimic, is observed in various tumor cells, raising caution regarding its use. A related ingredient, Oligopeptide-123 Rh-Polypeptide-7, is generally considered non-irritating but may induce irritation, particularly when combined with other potentially problematic ingredients. Therefore, a cautious approach to its safety assessment is warranted.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While its proposed mechanism aligns with significant skin benefits observed with related growth factor peptides, the current lack of specific clinical efficacy and comprehensive safety data for Oligopeptide-123 Rh-Polypeptide-1 necessitates further research before a definitive recommendation can be made for precision skincare applications.
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