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A common strategy is to alternate use: apply GHK-Cu in the morning and Vitamin C/retinol/acids at night, or use them on separate days
PMID: 23755725 | doi:10.2174/13816128113190990411 Chang CH et al
Follicle Enlargement Studies confirm GHK-Cu increases the physical size of hair follicles a critical finding, because miniaturized follicles produce thin, weak "vellus" hairs rather than the thick "terminal" hairs that make up visible, healthy hair
Evidence quality is Low
It not only accelerates the repair phases but also aids in minimizing scar tissue formation, evening skin tone and resulting in more effective tissue regeneration and increased production of collagen (2)
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