Microneedling with copper peptide solution works on a similar principle: creating micro-channels that allow the peptide to reach the dermal papilla at higher concentrations
Indicatively and honestly: GHK-Cu is a well-characterized cosmetic copper tripeptide with a genuinely plausible, multi-pathway rationale for supporting hair follicles dermal papilla vitality, angiogenesis, suppression of a catagen signal, and an anti-inflammatory, antioxidant tilt supported by in vitro and ex vivo data (much of it from the related peptide AHK-Cu) and by an extensive skin-regeneration literature
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APLB caters especially well to sensitive, reactive, or barrier-compromised skin types
It is one of the most broadly researched peptides for accelerated recovery across multiple tissue types
Mechanisms of N-acetyl-p-benzoquinone imine cytotoxicity