What is Lipopeptide (Biopeptide EL)?

Lipopeptide (Biopeptide EL) is a palmitoylated peptide engineered for research into skin elasticity, firmness, and structural integrity. The lipid (palmitic acid) chain enhances peptide penetration in topical models, delivering the active sequence deeper into the dermis for interaction with fibroblasts. Biopeptide EL is studied for its ability to stimulate the synthesis of elastin, collagen, and glycosaminoglycans (GAGs) in experimental settings.

Supplied in a 100mg lyophilized vial, this compound is intended solely for laboratory research use.

Mechanism of Interest

Biopeptide EL acts as a biomimetic signal peptide, simulating fragments of structural proteins found in the skin’s extracellular matrix (ECM). In research models, these peptides bind to cell surface receptors, encouraging fibroblasts to increase production of elastin fibers, collagen fibrils, and dermal GAGs. This can lead to measurable improvements in skin firmness, density, and hydration in laboratory systems.

The palmitoylation step increases the molecule’s lipophilicity, potentially enhancing epidermal penetration and bioavailability in experimental formulations.

Research Applications

• Skin elasticity and firmness studies
• Dermal density and hydration research
• Photoaging and oxidative stress models
• Collagen/elastin synthesis stimulation
• Glycosaminoglycan regulation studies

Experimental protocols often assess histological changes, ECM protein content, and biomechanical skin properties after Biopeptide EL application.

Chemical Profile

Form: Palmitoylated peptide (lyophilized)
Mass: 100mg per vial
Solubility: Soluble in appropriate solvents for topical research models

The fatty acid tail increases molecular weight and improves lipid membrane interaction, facilitating dermal penetration in lab systems.

Comparison to Other Cosmetic Peptides

Biopeptide EL differs from peptides like Matrixyl (Palmitoyl Pentapeptide-4) and Argireline in that it focuses on elasticity restoration rather than wrinkle relaxation or collagen synthesis alone. It is often studied in combination with other peptides for a multi-targeted skin rejuvenation approach.

Storage & Stability

Store lyophilized vials at −20°C in a dry, dark environment. After reconstitution, keep at 2–8°C and use promptly according to protocol requirements. Avoid repeated freeze–thaw cycles to maintain peptide integrity.

For Research Use Only

Lipopeptide (Biopeptide EL) 100mg is intended strictly for laboratory research by qualified personnel. Not for human or veterinary use. All handling must comply with applicable safety and regulatory guidelines.

• Elastin – Wikipedia
• Collagen – Wikipedia
• Glycosaminoglycan – Wikipedia
• Palmitic Acid – Wikipedia