However, I do think B12 injections are much more useful, as this vitamin requires several more steps to absorption
"BPC-157: The go-to peptide for injury recovery." Journal of Sports Medicine and Physical Fitness, 59(10), 1698-1705
Secondly, some people are not able to absorb vitamin b12 from the food they consume due to either some health conditions of the digestive system or because of some types of medicines which can reduce the absorption of vitamin b12
The two peptides share the copper-tripeptide structure, so a degree of read-across is biologically reasonable but "GHK-Cu does X, therefore AHK-Cu does X" is an inference, not a finding
Dont settle for quick fixes that fade or damage your skin
The peptide can also be incorporated into comprehensive programs without the medication adjustments often required with growth hormone