Overview
Palmitoyl Hexapeptide-12 (also marketed as Biopeptide EL) is a lipid-conjugated hexapeptide used in cosmetic formulations. The palmitoyl group enhances skin penetration and lipophilicity. The VGVAPG sequence corresponds to a fragment of elastin and is thought to stimulate elastin and collagen synthesis in dermal fibroblasts, supporting skin elasticity and anti-aging applications.
Mechanism of action
The VGVAPG elastin peptide sequence acts on fibroblast receptors to stimulate extracellular matrix (ECM) production, including elastin, collagen, and fibronectin. The palmitoyl fatty acid chain improves skin penetration through the stratum corneum and enables incorporation into lipid bilayer-based delivery systems. The combination mimics the activity of natural elastin degradation products that signal dermal repair, promoting matrix synthesis and potentially reducing the appearance of fine lines and loss of elasticity.
Dosing protocols
| Purpose | Route | Dosage | Frequency | Notes |
|---|---|---|---|---|
| anti-aging skin care | topical | 2–10 % (w/v in formulation) | once to twice daily application |
Dosing information is for educational purposes only. Consult a qualified healthcare professional before using any peptide.
Research summary
In vitro studies have shown Palmitoyl Hexapeptide-12 stimulates elastin and collagen synthesis in fibroblast cultures. Small controlled cosmetic studies report improvements in skin firmness, elasticity, and reduced wrinkle appearance after several weeks of topical application. Clinical evidence is limited to industry-sponsored studies with small sample sizes. It is widely used in premium anti-aging serums and creams as a complement to peptides such as Matrixyl (Palmitoyl Pentapeptide-4).
Side effects
Side effects vary by individual. This is not an exhaustive list. Report unusual symptoms to a healthcare professional.
Common stacks
Peptides commonly paired with Palmitoyl Hexapeptide-12 for synergistic effects.
Legal status
Palmitoyl Hexapeptide-12 is an OTC cosmetic ingredient regulated under cosmetics law (not as a drug). No prescription required. FDA oversight applies only if drug claims are made.
Where to get it
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