GHK-Cu, also known as Copper Peptide, is a bioactive peptide composed of the amino acids glycine, histidine, and lysine, with a copper ion bound to it.
GHK-Cu, scientifically called the copper-binding peptide, is a copper complex derived from the tripeptide glycyl-L-histidyl-L-lysine. The tripeptide may exhibit a notable affinity towards copper, hence its designation as the copper-binding peptide.
In the year 1973, researchers isolated a diminutive, inherently present tripeptide that they had effectively extracted from the plasma. It has been established in contemporary research that detectable amounts of GHK-Cu (Copper Peptide) may also be observed in urine and saliva samples. Studies suggest that GHK-Cu (Copper Peptide) is secreted by tissues in response to injury due to its alleged wound-healing properties, which may aid in reducing the duration of the healing process.
GHK-Cu (Copper Peptide) concentrations appear to diminish with time. As an illustration, the concentration of GHK-Cu (Copper Peptide) can reportedly peak at approximately 200 nanograms per milliliter (ng/ml) and may decline and stabilize to the level of approximately 80 ng/ml.
Since its initial isolation, GHK-Cu (Copper Peptide) has been suggested to show efficacy as a regenerative and protective compound. Research suggests that GHK-Cu (Copper Peptide) may expedite the process of wound healing, exhibit antioxidant and anti-inflammatory properties, and stimulate angiogenesis. Over time, GHK-Cu (Copper Peptide) has been speculated to induce collagen synthesis and facilitate the mending of DNA lesions in irradiated fibroblasts, thereby reinstating their physiological functionality. The peptide is still under scientific investigation.
GHK-Cu Peptide Potential
The impacts associated with GHK-Cu peptide exposure have been extensively studied and documented in scientific literature. GHK-Cu (Copper Peptide) has been synthesized within controlled laboratory environments by amalgamating a copper-containing solution with a proteinaceous substance akin to powdered protein.
Age-associated decline in hormone levels, primarily decreased collagen and elastin synthesis can lead to the formation of fine lines and wrinkles, skin laxity, hyperpigmentation, and other dermatological concerns. Clinical data appears to support the theory that GHK-Cu, also known as Copper Peptide, may possess potential to supplement such a decline. Research hypotheses have been widespread, some of which are listed below:
- Possible reversal of cutaneous thinning associated with the aging process;
- Possible reduction in the laxity of the dermal tissue;
- Possibly achieving a more even and refined texture of any uneven skin surface;
- Possible enhanced dermal elasticity and tautness;
- Possible decrease the presence of hyperpigmentation and eliminate any imperfections and discolorations;
- Possible restoration of the skin’s defensive barriers;
- Possibly diminished visible fine lines and wrinkles;
- Possibly enhanced visual perception of skin quality;
- Possibly reduced skin inflammation ;
- Possible safeguarding of the skin from the detrimental effects of ultraviolet (UV) radiation;
- Possible preservation of skin and hair from harm caused by oxidative stress and free radicals;
- Possibly enhanced hair diameter
- It has been hypothesized that GHK-Cu (Copper Peptide) may increase the synthesis of collagen and elastin. Researchers speculate that skin firmness, elasticity, and strength restoration may be attributed to the elevated levels of bioavailable GHK-Cu (Copper Peptide) within certain tissues.
- In a clinical study published in 2012, researchers examined the efficacy of a facial cream enriched with GHK-Cu (Copper Peptide) and melatonin. The study involved a group of 20 female test subjects. The outcomes were compared to those obtained using a facial cream enriched with vitamin C and retinoic acid. The facial cream enriched with GHK-Cu (Copper Peptide) and melatonin appeared to exhibit greater reduction in wrinkle depth and formation.
- Empirical data suggests that copper peptides may stimulate the synthesis of glycosaminoglycans, particularly hyaluronic acid, a substance in connective tissues and fluids. Glycosaminoglycans play a role in maintaining the surface finish of skin. Like collagen and elastin, the levels of glycosaminoglycans diminish with age. Consequently, wrinkle formation, length, and depth, increases.
- We previously discussed the alleged antioxidant properties of GHK-Cu (Copper Peptide). The integumentary system is regularly subjected to the harmful effects of free radicals and photodamage caused by ultraviolet radiation. These identified factors have been observed to accelerate the progression of fine lines and wrinkles when the skin is inadequately shielded.
- GHK-Cu, also known as Copper Peptide, is potentially effective in mitigating various hair-related concerns, including hair loss and thinning. Findings imply that copper peptides may exhibit a favorable impact on hair follicle growth and may possess potential to induce hair regeneration in circumstances of alopecia. The comparative efficacy between GHK-Cu (Copper Peptide) and minoxidil, a widely known compound used hair loss, is frequently evaluated.
- Conclusion
- The properties of GHK-Cu (Copper Peptide) on the skin and hair have been extensively investigated through numerous scientific studies since its initial identification in 1973. These studies have purported various potential impacts, including enhanced skin firmness and elasticity, reduced visibility of fine lines and wrinkles, and even the possible development of thicker hair.
- Visit corepeptides.com for more educational information about the research compounds mentioned in this article.
- References
- [i] Loren Pickart ,Jessica Michelle Vasquez-Soltero,1and Anna Margolina, GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin Regeneration
- [ii] Pickart L, Margolina A. Regenerative and Protective Actions of the GHK-Cu Peptide in the Light of the New Gene Data. Int J Mol Sci. 2018 Jul 7;19(7):1987. doi: 10.3390/ijms19071987. PMID: 29986520; PMCID: PMC6073405.
- [iii] Gruchlik A, Jurzak M, Chodurek E, Dzierzewicz Z. Effect of Gly-Gly-His, Gly-His-Lys and their copper complexes on TNF-alpha-dependent IL-6 secretion in normal human dermal fibroblasts. Acta Pol Pharm. 2012 Nov-Dec;69(6):1303-6. PMID: 23285694.
- [iv] Pickart L. The human tri-peptide GHK and tissue remodeling. J Biomater Sci Polym Ed. 2008;19(8):969-88. doi: 10.1163/156856208784909435. PMID: 18644225.
- [v] Pickart, Loren & Margolina, Anna. (2012). Anti-Aging Activity of the GHK Peptide – The skin and beyond. Journal of Aging Research & Clinical Practice. 1. 13-16.
