Palmitoyl Hexapeptide-12 | Elastin Repair Peptide for Skin Firming & Elasticity | Cosmetic Raw Material
CAS 171263-26-6 | Fibroblast Migration Activator for Elastic Fiber Restoration | Cosmetic Grade ≥98%
Elastin Repair Peptide – Palmitoyl Hexapeptide-12 | Ultra-Low Dosage Anti-Aging Active for Firming Serums & Creams
Palmitoyl Hexapeptide-12 | Elastin Repair Peptide for Skin Firming & Elasticity
Product Name: Palmitoyl Hexapeptide-12
INCI Name: Palmitoyl Hexapeptide-12
CAS No.: 171263-26-6
Molecular Formula: C₃₈H₆₈N₆O₈
Molecular Weight: 736.98 g/mol
Purity: ≥98% (HPLC)
Appearance: White powder
Solubility: Slightly soluble in water
Grade: Cosmetic Grade
Recommended Dosage: 0.00024% – 0.0012%
Shelf Life: 24 months (store at 2–8°C for long-term preservation)
Palmitoyl Hexapeptide-12 is a synthetic lipopeptide composed of six amino acids with a palmitic acid chain. It is specifically designed as an elastin repair peptide — a specialized active that targets the skin‘s elastic fiber network, the structural scaffold responsible for skin bounce, resilience, and firmness.
Unlike peptides that primarily stimulate collagen, Palmitoyl Hexapeptide-12 focuses on fibroblast migration and proliferation — the critical first steps in tissue repair and elastic fiber regeneration. By mobilizing fibroblasts to the sites of degradation, it helps rebuild the elastic fiber architecture that diminishes with age, UV exposure, and environmental stress.
This peptide is particularly valued for its ultra-low effective dosage (0.00024%–0.0012%), making it a highly cost-effective active for premium anti-aging formulations. Its unique mechanism and targeted action on elastin make it an ideal complement to collagen-stimulating peptides, offering formulators a comprehensive approach to skin firming and elasticity improvement.
| Parameter | Specification |
|---|---|
| Product Name | Palmitoyl Hexapeptide-12 |
| INCI Name | Palmitoyl Hexapeptide-12 |
| CAS No. | 171263-26-6 |
| Molecular Formula | C₃₈H₆₈N₆O₈ |
| Molecular Weight | 736.98 g/mol |
| Purity | ≥98% (HPLC) |
| Appearance | White powder |
| Odor | Characteristic odor |
| Solubility | Slightly soluble in water |
| Grade | Cosmetic Grade |
| Recommended Dosage | 0.00024% – 0.0012% |
| MOQ | 1g |
| Storage | Transport at ≤25°C; long-term storage at 2–8°C |
| Shelf Life | 24 months |
Palmitoyl Hexapeptide-12 acts through a targeted mechanism that addresses the root of elastic fiber degradation:
1. Fibroblast Migration & Proliferation
Directly stimulates the migration of fibroblasts — the primary cells responsible for producing elastin and other extracellular matrix components
Promotes fibroblast proliferation, increasing the pool of cells available for tissue repair
Accelerates the recruitment of repair cells to areas of elastin degradation
This “cell mobilization” approach is unique among anti-aging peptides, which often focus solely on synthesis stimulation
2. Elastic Fiber Network Reconstruction
Promotes the synthesis of elastin and fibrillin — the key proteins that form elastic fibers
Helps rebuild the three-dimensional elastic fiber network that provides skin with its recoil and resilience
Restores the skin’s ability to bounce back after stretching, reducing sagging and crepiness
3. Extracellular Matrix (ECM) Support
Supports the production of collagen and other ECM proteins to complement elastin repair
Enhances the structural integrity of the dermal matrix
Improves the mechanical properties of the skin, including firmness and tensile strength
4. Anti-Aging & Wrinkle Reduction
Addresses elastosis — the degeneration of elastic fibers that leads to wrinkles and sagging
Helps smooth fine lines and deep wrinkles by restoring underlying structural support
Improves overall skin texture and tone
The palmitoyl (C16) modification enhances skin penetration and stability, ensuring the peptide reaches the dermis where fibroblasts reside and elastic fibers are synthesized.
| Benefit | Description |
|---|---|
| Elastin Repair | Rebuilds elastic fiber network for restored skin resilience |
| Fibroblast Activation | Promotes migration and proliferation of repair cells |
| Skin Firming | Improves firmness and reduces sagging |
| Elasticity Improvement | Restores skin bounce and recoil |
| Wrinkle Reduction | Smooths fine lines and deep wrinkles |
| Anti-Aging | Combats structural aging at the dermal level |
| ECM Support | Complements collagen synthesis for comprehensive matrix repair |
| Benefit | Description |
|---|---|
| Elastin Repair | Rebuilds elastic fiber network for restored skin resilience |
| Fibroblast Activation | Promotes migration and proliferation of repair cells |
| Skin Firming | Improves firmness and reduces sagging |
| Elasticity Improvement | Restores skin bounce and recoil |
| Wrinkle Reduction | Smooths fine lines and deep wrinkles |
| Anti-Aging | Combats structural aging at the dermal level |
| ECM Support | Complements collagen synthesis for comprehensive matrix repair |
✅ Specialized Elastin Repair – Focuses on fibroblast migration and elastic fiber reconstruction, a unique niche among anti-aging peptides
✅ Ultra-Low Effective Dosage – Visible results at 0.00024%–0.0012%, making it extremely cost-effective
✅ High Purity – ≥98% (HPLC) ensures consistent potency and reliability
✅ Complements Collagen Peptides – Perfect partner for Matrixyl-type peptides, offering a dual collagen + elastin strategy
✅ Targeted Mechanism – Mobilizes fibroblasts to repair sites, addressing the root cause of elastic fiber loss
✅ Safe & Well-Tolerated – Suitable for all skin types, including sensitive skin
✅ Flexible Packaging – Available in 1g sample bags and custom bulk options
| Packaging Option | Specification |
|---|---|
| Sample / Trial | 1g per aluminum foil bag |
| Standard | Custom bulk packaging available |
| Custom | Available upon request |
Storage Conditions: Transport at ≤25°C. For long-term storage, keep at 2–8°C, sealed, protected from light, and away from heat.
Shelf Life: 24 months from date of manufacture when stored properly.