Improving Scalp Circulation Healthy hair requires a constant supply of nutrients and oxygen delivered via the blood
And the term "copper peptides" itself is doing a lot of unearned work, because it lumps together GHK-Cu (the molecule with 50 years of evidence) with AHK-Cu, GHK-NH2, and a range of synthetic copper-binding sequences that have far thinner mechanism data
Solek et al., 2021a
For all the reasons I just mentioned, many folks are just not getting enough
This process is kinetically slow under biological conditions of neutral pH, due to the very low concentration of the free thiolate groups, which are the true active agents of the reaction, as depicted in Scheme 12
Alehaideb Z, AlGhamdi S, Yahya WB, et al