topical ghk cu before and after 12 Weeks of GHK-Cu After: Peptide Skincare Results Copper Peptide Before and After:

Weeks 7 to 12: The Collagen Remodeling Window This is the primary result window for skin

Zinc deficiency: GHK-Cu requires adequate copper and zinc metabolism to function

Because the peptide occurs naturally in human plasma (at roughly 200 ng/mL in young adults, declining to approximately 80 ng/mL by age 60), topical supplementation essentially restores youthful local concentrations in treated skin

Levels decline with age , which contributes to thinner skin, slower wound healing, and reduced collagen production

Daily use in the evening is recommended for optimal results

Unaddressed inflammation: GHK-Cu is anti-inflammatory, but it works upstream, not against active inflammatory conditions