One study, lasted a month, reported that GHK-Cu might stimulate type 1 collagen production in clinical settings
RAPAMYCIN A cellular longevity compound that modulates the mTOR pathway to reduce inflammation and promote healthy aging
Reported side effects are generally mild and include temporary gastrointestinal discomfort, headaches during initial use, occasional fatigue as the body adjusts, and rare nausea, especially when taken without food
Targeting Properties As mentioned in the section Factors affecting intranasal drug delivery, the residence time of the intranasal formulation in the nasal cavity is short because of mucociliary clearance, ultimately showing low brain-targeting efficiency
The peptide also interacts with GABAergic and NO systems (PubMed)
the middle temporal gyrus in the cohort with brain fog only