Site choice may depend on the treatment goal, tissue condition, patient comfort, and clinical judgment
The human evidence is minimal in all 4 peptides
Clinical studies reviewed in PubMed show that GHK-Cu in skin formulations helps: Visibly tighten and firm skin Improve the look of elasticity and skin contour Reduce the appearance of fine lines and uneven texture Help brighten hyperpigmentation and dullness A comprehensive review in the International Journal of Molecular Sciences also found that GHK-Cu supports collagen, elastin, and glycosaminoglycan synthesis while helping to reduce oxidative stress all of which matter significantly around the delicate eye area
GHK-Cu Applications Anti-Aging Skincare Products GHK-Cu is widely used in serums, creams, and lotions for its powerful anti-aging benefits
For that reason, we generally favored products that provide 600mg per serving
Oct 15 2021;22(20)doi:10.3390/ijms222011156 Campos R, Garrido A, Guerra R, et al