GHK-Cu (Copper Peptide-1) Lyophilized Powder High-Purity GHK-Cu (Cosmetic and Research Grades) CAS 89030-95-5 GHK-Cu (for Skincare Research) 99% HPLC

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GHK-Cu (Copper Peptide-1, or "Blue Copper Peptide") is an active copper-peptide complex found in saliva and skin tissue, formed by the chelation of histidine and lysine with divalent copper ions. Boasting excellent biocompatibility and requiring no skin adaptation period, it is a premium active skincare ingredient that combines repair, anti-aging, anti-inflammatory, and antioxidant properties. Unlike ingredients with single functions, GHK-Cu improves skin condition through multidimensional mechanisms—such as regulating the expression of thousands of skin genes, promoting matrix regeneration, modulating immune responses, and providing antioxidant protection. Revered in the industry as a "Blue Gold" repair ingredient, it is widely used in high-end medical-grade repair and anti-aging skincare products.
Promoting collagen regeneration and reversing skin aging are the core benefits of GHK-Cu. Skin aging is primarily caused by collagen loss, the degradation of elastic fibers, and the collapse of the dermal matrix structure; GHK-Cu acts precisely on dermal cells to bi-directionally regulate the metabolic balance of the skin matrix. On one hand, it significantly activates fibroblasts, substantially boosting the synthesis of key Type I and Type III collagen, elastin, and hyaluronic acid. This plumps up the dermal structure, thereby addressing aging concerns caused by collagen loss, such as dry lines, fine lines, laxity, and sagging. On the other hand, it effectively inhibits the activity of matrix metalloproteinases (MMPs), reducing the degradation and loss of existing collagen; by simultaneously "promoting new synthesis" and "preventing loss," it reinforces the skin's structural support. Furthermore, the copper ions it carries activate lysyl oxidase, promoting the cross-linking and reorganization of collagen fibers... resulting in a tighter, more stable structure for newly formed collagen, which effectively enhances skin firmness, elasticity, and smoothness. Long-term use helps diminish static wrinkles, improve facial sagging, and delay the natural aging process.
Powerful antioxidant capabilities, along with the ability to resist photoaging and oxidative damage, are also key advantages of GHK-Cu. Factors such as daily UV exposure, environmental pollution, and staying up late trigger the overproduction of reactive oxygen species (ROS) within the skin. This leads to lipid peroxidation and mitochondrial damage, accelerating dullness, yellowing, roughness, and photoaging. As a natural SOD (superoxide dismutase) mimetic, GHK-Cu demonstrates antioxidant efficacy far superior to conventional antioxidants. It directly scavenges harmful free radicals—such as superoxide anions and hydroxyl radicals—blocking oxidative reactions at the source. Simultaneously, it boosts the activity of endogenous antioxidants like SOD and glutathione, activating the skin's innate defense systems to provide dual-action (endogenous and exogenous) antioxidant protection. Furthermore, the ingredient chelates free metal ions within the skin and inhibits the Fenton reaction, thereby curbing the continuous generation of free radicals. This not only protects cell membranes, DNA, and mitochondria from oxidative damage but also effectively addresses dullness, yellowing, and roughness; it evens out skin tone and enhances clarity, countering the cumulative effects of photoaging and natural oxidative aging.
Multidimensional anti-inflammatory soothing and skin barrier repair—making it an ideal choice for sensitive skin and post-procedure recovery—are core characteristics of GHK-Cu. Skin redness, sensitivity, fragility, and recurrent inflammation often stem from a compromised barrier and underlying chronic low-grade inflammation. GHK-Cu possesses a unique ability to bi-directionally regulate inflammation—distinguishing it from conventional ingredients with only singular anti-inflammatory effects—allowing it to precisely balance the skin's immune status. In cases of acute inflammation, it effectively inhibits the overexpression of pro-inflammatory cytokines such as IL-6 and TNF-α, rapidly soothing discomforts like redness, burning, stinging, and allergic reactions while eliminating surface-level inflammation. Regarding chronic inflammation, it modulates the expression of inflammation-related genes to resolve issues such as recurrent sensitivity, redness, and acne flare-ups, restoring skin stability and breaking the vicious cycle of "inflammation → barrier damage → renewed inflammation." Furthermore, GHK-Cu promotes the proliferation and differentiation of epidermal cells, accelerates the repair of the stratum corneum barrier, and thickens the healthy stratum corneum; this enhances the skin's moisture-retention capabilities and its resilience against external irritants. It offers exceptional restorative benefits for issues such as seasonal sensitivity, a compromised skin barrier, "hormone-dependent dermatitis" (corticosteroid-dependent dermatitis), and post-procedure recovery following minimally invasive aesthetic treatments.