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HEXAPEPTIDE-14.

Valuable CAS - / SKIN CONDITIONING

Hexapeptide-14, specifically Palmitoyl Hexapeptide-14, is a sophisticated synthetic messenger peptide featuring a palmitic acid attachment for enhanced stability and skin penetration. It actively signals cellular processes to repair and rejuvenate the skin, effectively boosting collagen and elastin production while diminishing the appearance of lines and wrinkles.

Summary

Stimulates collagen production Stimulates elastin production Promotes fibroblast proliferation Inhibits matrix metalloproteinases (MMPs) Reduces the appearance of fine lines and wrinkles Improves skin elasticity Enhances skin tone and firmness Boosts skin hydration Rebuilds extracellular matrix (ECM) Supports skin repair and regeneration

Science

Mechanism of Action

This peptide functions as a vital cellular messenger, activating repair and rejuvenation pathways within the skin. Its unique palmitic acid moiety optimizes stability and dermal delivery. By stimulating the proliferation of dermal fibroblast cells, it significantly increases the production of essential collagen and elastin. Furthermore, it precisely inhibits matrix metalloproteinases (MMPs), enzymes responsible for collagen and elastin degradation, thereby preserving skin integrity and reducing wrinkle depth. Hexapeptide-14 also contributes to rebuilding the extracellular matrix (ECM), enhancing skin elasticity and its natural capacity for water retention, culminating in accelerated skin repair and regeneration.

Research

Clinical Evidence

High confidence
Effective range 2–8%
Optimal

4%

Key findings

  1. 01 Clinical trials at concentrations between 2% and 8% demonstrated significant stimulation of collagen synthesis, leading to improved skin elasticity and a visible reduction in wrinkle appearance.
  2. 02 A 12-week study involving 29 volunteers reported a noticeable decrease in fine lines and wrinkles. Notably, these anti-aging results were achieved without the irritation often associated with comparable treatments like tretinoin.
  3. 03 Twice-daily application of a 4% Hexapeptide-14 emulsion specifically improved skin elasticity, tone, firmness, and reduced signs of skin fatigue.

Transparency

Dusting Analysis

Not commonly dusted
Min. effective
2%
Red flag below
1%

Clinical data supports efficacy starting at 2% concentration. Formulations below this threshold may not deliver the full clinical benefits and could be considered 'dusting'.

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

The palmitic acid component significantly boosts the peptide's stability and penetration into the skin. This lipid attachment also aids in preserving its bioavailability and protecting it from degradation by protease enzymes naturally present in the skin.

Conflicts

  • Strong acids (can destabilize the peptide)
  • Retinoids (concurrent application may reduce efficacy or increase potential for irritation, suggesting separate application times)

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Low

While a dedicated CIR review for Palmitoyl Hexapeptide-14 is not available, it is generally recognized for its gentle nature and non-irritating profile on the skin. It's important to note that the FDA's regulatory framework for cosmetic ingredients differs from that for pharmaceutical drugs.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Unknown

Our Assessment

Verdict

Valuable

Hexapeptide-14 is a highly valuable peptide, clinically proven to rejuvenate skin by boosting collagen and elastin, reducing wrinkles, and improving overall skin resilience, with a low risk of irritation across all skin types.

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