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If youre interested in how other peptides work at the skin biology level, GHK-Cu is worth your investigation as a complementary compound due to possessing its own skin regeneration mechanisms
Serum carnitine levels in centenarians. Clinical drug investigation 17.4 (1999): 321-327
Perhaps most significantly, GHK-Cu offers systemic regenerative benefits beyond hair when administered via injection
Kieliszek M, Blazejak S
& Khoury, N
the process was repeated three times to efficiently remove residual trisulfides and collect HGF specimens (Figure 2a-d)
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