1. PxGHK-7® Composition & Technical Specifications

Product name	PxGHK-7®
Subtitle	7-Peptide Skin Clarity & Age-Defense Solution for Brightening, Wrinkle-Care Formulations
Top-page excerpt	PxGHK-7® is a Klein blue 7-peptide cosmetic solution designed to help brands build a clearer product story around dullness, wrinkles, firmness, glycation stress, oxidative stress and sensitive-skin comfort.
CTA	Request A Quote / Ask for Formulation Support

1.1 Active Composition & Market Identification

Peptide INCI	CAS No.	Commercial Role & Mechanism
Copper Tripeptide-1	89030-95-5	The Azure Healer: Stimulates collagen & GAGs to accelerate matrix remodeling.
Decarboxy Carnosine HCl	57022-38-5	Anti-Glycation Shield: Blocks sugar-protein bonding to prevent skin yellowing.
Dipeptide Diaminobutyroyl Benzylamide Diacetate	823202-99-9	The Snake-Venom Mimic: Targets post-synaptic receptors to freeze expression lines.
Acetyl Hexapeptide-8	616204-22-9	The Instant Relaxer: Blocks neurotransmitter release to soften forehead & eye wrinkles.
Acetyl Tetrapeptide-5	820959-17-9	Anti-Puffiness Expert: Improves lymphatic drainage to visibly reduce eye bags.
Palmitoyl Tetrapeptide-7	221227-05-0	Inflammaging Buffer: Inhibits IL-6 to protect the matrix from inflammatory decay.
Palmitoyl Pentapeptide-4	214047-00-4	The Collagen Booster: Activates Fibroblasts to refill deep dermal gaps.

1.2 Physical & Chemical Specifications

Specifications Field	PxGHK-7® Analytical Standard
Appearance	Clear, luminous blue flowing liquid
Odor	Characteristic, practically odorless
pH Range	6.0 – 6.5 (Optimized for complex stability)
Solubility	Completely water-soluble

1.3 Three-Tier Audit Compliance

Audit Stage	Expert Review & Comments	Status	Sign
Step 1: R&D Design Review	PxGHK-7® builds a comprehensive architecture of matrix remodeling, neuro-relaxation, and anti-glycation. Targets are synergistic without interference.	PASS	R&D Designer
Step 2: Regulatory Compliance (RA) Review	Components aligned with IECIC 2021. INCI naming compliant. Anti-wrinkle/firming claims require clinical support.	PASS	Regulatory Affairs
Step 3: Process & Chief Engineer Review	Copper Tripeptide-1 is highly pH-sensitive. Strong chelators (e.g., EDTA-2Na) are prohibited. Process must be executed at ambient temperature.	PASS	Chief Engineer

2. The 3D Matrix & Neuro-Relaxation MOA

2.1 Phase 1: Azure Structural Rebuilding

Utilizing the synergistic power of Copper Tripeptide-1 and Palmitoyl Pentapeptide-4, PxGHK-7® acts as a ‘Biological Architect.’ It initiates a deep remodeling of the extracellular matrix (ECM) by activating fibroblasts to synthesize Collagen I, III, and IV. This action refills dermal density, smoothing deep-set wrinkles and restoring the skin’s youthful volume and bounce.

2.2 Phase 2: Dynamic Expression Smoothing

For stubborn expression lines, PxGHK-7® deploys a dual-action ‘Expression Lock.’ Acetyl Hexapeptide-8 blocks the pre-synaptic release of neurotransmitters, while Dipeptide Diaminobutyroyl Benzylamide Diacetate targets the post-synaptic receptors. This dual-interception strategy ‘relaxes’ the micro-contractions of facial muscles, providing a non-invasive, needle-free effect that softens forehead lines and crow’s feet instantly.

2.3 Phase 3: Total Shield Against Fatigues & Glycation

To combat environmental and lifestyle-induced aging, PxGHK-7® builds a comprehensive defense. Decarboxy Carnosine HCl serves as an anti-glycation shield to prevent ‘Sugar Face’ dullness. Acetyl Tetrapeptide-5 flushes out lymphatic toxins to eliminate puffiness, while Palmitoyl Tetrapeptide-7 calms the IL-6 cytokine pathways. Together, they clear the complexion of fatigue signs, ensuring a bright, revitalized, and steady skin state.

3. PxGHK-7® Advantage Matrix

Technological Feature	Commercial & Branding Benefit
All-in-One Multi-Targeting	Addresses wrinkles, sagging, dullness, and puffiness in a single ingredient complex, simplifying premium storytelling.
Azure ‘High-Tech’ Visuals	The natural blue hue of Copper Peptide provides instant visual differentiation and a clinical aesthetic.
Synergistic Expression Lock	Dual-intercept neuro-muscle pathways deliver needle-free results that consumers can see and feel.

4. Professional Expert FAQ

Q4.1: Why does PxGHK-7® appear as a vibrant blue liquid?

A: The blue color is the natural hallmark of high-purity Copper Tripeptide-1. It signifies the presence of ionic copper in a bioactive complex form. This ‘Azure Power’ is a premium visual indicator of the product’s potent healing and anti-aging capabilities, often highly favored by consumers for its clinical aesthetic.

Q4.2: How does PxGHK-7® outperform single-peptide solutions?

A: Aging is a multi-dimensional process. While a single peptide may only target collagen synthesis, PxGHK-7® synergizes 7 peptides to cover matrix repair, muscle relaxation, anti-glycation, and micro-circulation. This ‘cocktail’ approach ensures all signs of aging are addressed simultaneously, delivering faster and more comprehensive results.

Q4.3: How should formulators maintain the stability of this blue complex?

A: Copper Tripeptide-1 is highly sensitive to pH and chelating agents. Formulators must lock the finished product’s pH between 6.0 and 6.5. Critically, avoid adding strong chelators like EDTA-2Na, as they will strip the copper ions from the peptide, causing the blue color to fade and the efficacy to vanish.

Q4.4: Is PxGHK-7® suitable for sensitive skin anti-aging?

A: Yes, significantly. By including Palmitoyl Tetrapeptide-7, it downregulates Interleukin-6 (IL-6), curbing the sub-clinical inflammation often found in aging skin. This makes PxGHK-7® a high-tolerance alternative to Retinol, providing powerful anti-aging results without redness or irritation.

Q4.5: Can PxGHK-7® prevent ‘Sugar Face’ (yellowing)?

A: Absolutely. Decarboxy Carnosine HCl acts as a powerful anti-glycation agent by competing with skin proteins for glucose binding. This prevents the formation of Advanced Glycation End-products (AGEs), which are responsible for the rigidified and yellowed appearance of aging skin.

Q4.6: What is the recommended dosage and application type?

The recommended dosage is 2% to 5% depending on the desired intensity. It is ideally suited for high-end anti-aging serums, eye creams, and revitalizing essences. Due to its water solubility, it should be added in the final cooling stage of production (below 40°C).