topical.ghk cu GHK-Cu Facial Serum Topical ghk-cu : r/Biohackers

Layering Strategy When incorporating multiple products, apply copper peptides after cleansing and toning but before heavier creams or oils

reference.medscape.com

The honest summary is therefore: mechanistically rich, preclinically supported (but not uniformly) for tissue repair in animals, and clinically unproven in humans

The formation of new blood vessels, "angiogenesis," ensures adequate blood flow and nutrients to the healing tissues, further helping repair

When it might be considered (conceptually): A patient has clear metabolic disease, is doing the basics well, and theres a specific reason to pursue an adjunct rather than optimizing the primary plan

Patience is essential