Together, they support both the production and immediate replenishment of glutathione, which is especially helpful if your system is under pressure from stress, toxin exposure, or chronic illness
More cautious dosing and closer self-monitoring make sense for older users
For GHK-Cu, secondary loss of response may reflect copper saturation at the tissue level
Takeuchi M, Sakasai-Sakai A, Takata T, Takino JI, Koriyama Y, Kikuchi C
Once reconstituted with bacteriostatic water, refrigerate at 4 C and use within approximately 28 days, bacterial growth and peptide degradation both accelerate in reconstituted solutions [13]