Who knows (I can make guesses) Until then, you can find NAC at the NwJ Store (for increased needs) or you can eat more meat for the precursors of NAC and Glutathione
The literature that directly tests "GHK-Cu applied after microneedling" with rigorous controls is comparatively thin
How GHK-Cu Doses Are Expressed GHK-Cu dose figures vary more than most peptides, and they split by route
GLP-1related weight loss tends to build over months and may continue for some time before stabilizing after a little more than a year on average
however, the evidence comes from studies with heterogeneity and changing clinical practices
Jungas T, Motta I, Duffieux F, Fanen P, Stoven V, Ojcius DM