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Palmitoyl Dipeptide-7 The Soothing Peptide for Sensitive Skin
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Product Description
1. MOA - Mechanism of Action
Palmitoyl Dipeptide-7 is a biomimetic peptide specifically engineered for its potent anti-inflammatory and skin-restoring properties. Its mechanism is highly targeted at modulating the skin's immune response to promote a calm, balanced, and resilient complexion.
Primary Anti-Inflammatory Action:
*The core function of Palmitoyl Dipeptide-7 is to downregulate key pro-inflammatory pathways.
*It specifically inhibits the overproduction of critical inflammatory cytokines, most notably Interleukin-6 (IL-6) and other mediators like IL-8.
*By calming this "cytokine storm," it effectively reduces skin redness, swelling, and discomfort associated with irritation and sensitive skin conditions.
Immune System Modulation:
*It helps to rebalance the skin's immune response, making it less reactive to external aggressors (like UV radiation, pollution, and harsh ingredients) and internal stressors.
Barrier Support & Wound Healing:
*Through its anti-inflammatory action and by promoting a healthier cellular environment, it indirectly supports the skin's natural barrier repair processes and aids in wound healing.
*The Palmitoyl (C16) chain is crucial for enhancing the lipophilicity of the peptide, ensuring effective skin penetration to reach its target cells in the viable epidermis.
2. In Vitro Efficacy Data
Cytokine Inhibition Assays: In vitro studies on human skin cell models have demonstrated that Palmitoyl Dipeptide-7 can significantly reduce the secretion of IL-6 by up to 60% or more when cells are challenged with pro-inflammatory stimuli (e.g., UV exposure or chemical irritants).
Cell Viability & Protection: Tests confirm that it helps protect skin cells (keratinocytes and fibroblasts) from inflammatory damage, maintaining higher cell viability under stress conditions.
Gene Expression Analysis: Molecular biology studies show that it modulates the expression of genes involved in the inflammatory response.
3. Clinical Results
Clinical studies, often on the complex containing Palmitoyl Dipeptide-7, validate its efficacy in cosmetic formulations.
Reduction of Irritation & Redness:
*In a clinical study, a formulation containing Palmitoyl Dipeptide-7 was shown to significantly reduce visible redness and stinging induced by known irritants like lactic acid.
*Dermatologist assessment confirmed a visible improvement in overall skin calmness and a reduction in signs of sensitivity.
Improved Tolerance of Active Ingredients:
*When incorporated into regimens with potentially irritating actives (e.g., retinoids, AHAs), products containing this peptide help increase user tolerance and compliance by mitigating side effects like dryness and redness.
Enhanced Cosmetic Appeal:
*Participants in studies report that their skin feels "more comfortable," "less reactive," and "soothed."
Safety Profile
Palmitoyl Dipeptide-7 has an outstanding safety profile. It is non-irritating, non-sensitizing, and exceptionally well-tolerated, making it ideal for all skin types, including the most sensitive and reactive skin.
Ideal Synergistic Combinations
With Potent Actives (Retinol, Vitamin C, AHAs/BHAs): Acts as a "buffer" to reduce associated irritation and improve user comfort, allowing for higher efficacy with better tolerance. With Other Soothing Agents (Niacinamide, Centella Asiatica, Beta-Glucan): Creates a powerful, multi-targeted calming and barrier-supporting complex.
With Anti-Aging Peptides (e.g., Palmitoyl Tripeptide-1): As seen in Matrixyl 3000, it provides a dual benefit of soothing while supporting collagen, addressing both irritation and wrinkles.
With Skin Barrier Lipids (Ceramides, Cholesterol): To comprehensively support barrier repair and resilience.
With Anti-Aging Peptides (e.g., Palmitoyl Tripeptide-1): As seen in Matrixyl 3000, it provides a dual benefit of soothing while supporting collagen, addressing both irritation and wrinkles.
With Skin Barrier Lipids (Ceramides, Cholesterol): To comprehensively support barrier repair and resilience.
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Recommended Dosage & Formulation
Recommended Usage Level: 2% to 5% in the final formulation.
Recommended Formulations:
Soothing Serums & Ampoules: For targeted calming treatment.
Sensitive Skin Moisturizers & Creams: As a core functional ingredient for daily care.
Pre- & Post-Procedure Care: In products designed for use after laser treatments, chemical peels, or microneedling to accelerate recovery.
"Buffering" Creams: Specifically marketed to be used with strong actives to minimize irritation.
Anti-Redness Primers & Day Creams: For immediate and long-term calming benefits.
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Targeted Anti-Inflammatory
A scientifically proven ingredient that specifically calms the skin by inhibiting key inflammatory cytokines like IL-6.
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The Ultimate Sensitive Skin Solution
Exceptionally safe and effective for calming redness, reactivity, and discomfort.
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Enabler for Potent Regimens
Allows consumers to tolerate higher-efficacy ingredients (like retinol) by significantly reducing associated irritation, thereby improving compliance and results.
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Key Component of Matrixyl 3000
A vital part of a world-renowned anti-aging complex, providing the soothing counterpoint to collagen-boosting peptides.
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Biomimetic & Safe
Works in harmony with the skin's biology to restore balance, supported by a flawless safety profile.
Storage
Store in a closed container at a dry place at room temperature.
Animal Testing
Not animal tested
Vegan
Does not contain animal-derived components
GMO
No data available