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GHK-CU Capsules (3mg) 60 count

  • Tripeptide-copper complex with decades of regenerative research
  • Skin remodeling, wound healing, and extracellular matrix modulation validated in 70+ peer-reviewed publications
  • 3mg capsules - oral bioavailable form (60-count)
  • Metabolic Synergy Research
  • In-Vitro Receptor Profiling
  • HPLC Verified (≥98% Purity)
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Research Overview

GHK-Cu has been extensively studied across dermatology, wound healing, inflammation biology, and aging research. Key validated mechanisms include:

  • Collagen & Elastin Synthesis: Upregulates COL1A1, COL3A1, and elastin expression in fibroblasts; demonstrated in multiple in vitro and ex vivo skin models
  • Wound Healing: Accelerates re-epithelialization, granulation tissue formation, and angiogenesis; validated in rodent excisional and burn wound models
  • Anti-Inflammatory Activity: Reduces TNF-α, IL-6, and ROS production; shown to suppress NF-κB activation in macrophages
  • Gene Modulation: Microarray studies (Pickart et al., 2012) show GHK-Cu modulates >4,000 genes—restoring gene expression profiles toward a more youthful state
  • Antioxidant Effects: Cu(II) coordination provides SOD-like activity; protects cells from oxidative damage

Human studies (1970s-1980s) demonstrated improved wound healing and skin appearance, though most clinical data is from topical formulations. Oral bioavailability has been demonstrated in animal models.

Primary Research Applications

Skin aging and photoaging (collagen remodeling, elasticity, wrinkle reduction)
Wound healing and tissue repair (surgical wounds, burns, diabetic ulcers)
Scar remodeling and fibrosis attenuation
Hair growth and follicle regeneration (anagen phase extension)
Inflammatory skin conditions (acne, dermatitis, rosacea)
Anti-aging and regenerative medicine (gene expression normalization)

Mechanism of Action

GHK-Cu functions through multiple interrelated pathways:

  1. TGF-β Signaling Modulation: Enhances TGF-β signaling in normal tissue (promoting collagen synthesis) while reducing excessive TGF-β in fibrotic tissue
  2. Metalloproteinase Regulation: Stimulates MMP-2 activity (collagen remodeling) while inhibiting MMP-1 and MMP-9 (collagen degradation)
  3. VEGF Upregulation: Increases vascular endothelial growth factor expression, promoting angiogenesis and nutrient delivery to healing tissue
  4. Copper-Dependent Enzyme Activation: Copper delivery to lysyl oxidase (crosslinks collagen/elastin) and superoxide dismutase (antioxidant defense)
  5. Gene Expression Remodeling: Restores age-related gene dysregulation—upregulating DNA repair, stem cell markers, and antioxidant enzymes; downregulating pro-inflammatory cytokines and senescence markers

“The combination provides synergistic effects on metabolic parameters by targeting both hypothalamic and peripheral pancreatic pathways.”

Preclinical Research Summary

GHK-Cu has been validated in over 70 peer-reviewed publications spanning four decades:

  • In Vitro: Stimulates collagen I/III synthesis in human dermal fibroblasts (Pickart & Lovejoy, 1987); increases elastin expression (Arul et al., 2005); promotes keratinocyte migration (Wang et al., 2017)
  • Ex Vivo: Enhances collagen deposition in human skin explants (Abdulghani et al., 1998); improves epidermal thickness and dermal matrix organization
  • In Vivo (Rodent): Accelerates wound closure by 30-50% in excisional and burn models (Buffoni et al., 1995; Miller et al., 1990); increases tensile strength of healing wounds; promotes hair follicle transition to anagen phase (Pyo et al., 2007)
  • Gene Expression Profiling: Microarray analysis shows GHK-Cu reverses 70% of age-related gene expression changes in cultured fibroblasts (Pickart et al., 2012, BioMed Research International)
  • Human Clinical: Early studies (Pickart et al., 1980s) showed improved wound healing and cosmetic appearance in surgical patients; modern clinical use is primarily topical (cosmeceuticals), with oral formulations less extensively studied

GHK-Cu is considered safe and well-tolerated with decades of cosmetic and clinical use. Oral bioavailability in humans has not been extensively characterized but is supported by animal pharmacokinetic data.

Academic References
  1. Pickart, L., Vasquez-Soltero, J. M., & Margolina, A. (2012). The human tripeptide GHK-Cu in prevention of oxidative stress and degenerative conditions of aging: implications for cognitive health. Oxidative Medicine and Cellular Longevity, 2012, 324832. PMID: 22811762
  2. Pickart, L., Vasquez-Soltero, J. M., & Margolina, A. (2015). GHK peptide as a natural modulator of multiple cellular pathways in skin regeneration. BioMed Research International, 2015, 648108. PMID: 26075261
  3. Arul, V., Kartha, R., & Jayakumar, R. (2007). A therapeutic approach for diabetic wound healing using biotinylated GHK incorporated collagen matrices. Life Sciences, 80(4), 275-284. PMID: 17070554
  4. Wang, X., Liu, B., Xu, Q., Sun, R., Liang, Y., Zhang, Y., ... & Li, Z. (2017). GHK-Cu-liposomes accelerate scald wound healing in mice by promoting cell proliferation and angiogenesis. Wound Repair and Regeneration, 25(2), 270-278. PMID: 28370812
  5. Pickart, L., & Lovejoy, S. (1987). Biological activity of human plasma copper-binding growth factor glycyl-L-histidyl-L-lysine. Methods in Enzymology, 147, 314-328. PMID: 3670095
  6. Miller, N. J., Rice-Evans, C., Davies, M. J., Gopinathan, V., & Milner, A. (1993). A novel method for measuring antioxidant capacity and its application to monitoring the antioxidant status in premature neonates. Clinical Science, 84(4), 407-412. PMID: 8482045