Supplements help us enrich our diet, and intramuscular injection of vitamins helps bypass the digestive system and get the nutrients throughout the body more efficiently
GHK-Cu's tripeptide structure (glycyl-L-histidyl-L-lysine) undergoes conformational changes at temperatures above 8C that irreversibly alter its binding affinity to copper ions
Zhang L, Gan X, He Y, Zhu Z, Zhu J, Yu H
10.3389/FNAGI.2021.718850/FULL 114 OpendakM.GouldE
And the peptide you spent good money on delivers unpredictable results that have nothing to do with the compound itself and everything to do with a math mistake made before the first injection
Jay Kenney, nutrition research specialist and educator at the Pritikin Longevity Center 1 Nature Medicine, published online 7 April 2013