Biopeptide CL (Palmitoyl Tripeptide-5)
Overview
Palmitoyl Tripeptide-5 is a synthetic lipopeptide consisting of a tripeptide sequence conjugated to palmitic acid to enhance dermal penetration. The peptide is designed to stimulate collagen synthesis by mimicking the activity of thrombospondin-1, a matricellular protein involved in extracellular matrix remodeling.
Mechanism of Action
Its therapeutic rationale centers on attenuating photoaging and improving skin elasticity through upregulation of Types I and III collagen in dermal fibroblasts..
Research Summary & Key Findings
In vitro studies have demonstrated increased collagen gene expression and decreased matrix metalloproteinase activity in cultured human fibroblasts. Small-scale human pilot studies reported improvements in skin roughness and fine lines after 12 weeks of topical application, though peer-reviewed controlled trial data remain limited.
Clinical Status
Biopeptide CL (Palmitoyl Tripeptide-5) is in the research phase with limited clinical data in humans. Current evidence is primarily derived from preclinical (animal or in vitro) studies.
Administration Routes
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