Free Cu2+ is toxic (Fenton reactions, hydroxyl radicals), but the GHK-Cu complex is stable, diffusible and delivers copper in a targeted manner to copper-dependent metalloenzymes: lysyl oxidase (collagen/elastin crosslinking), Cu/Zn superoxide dismutase (SOD1, antioxidant defence), tyrosinase (controlled melanogenesis), dopamine-beta-hydroxylase
Metabolism The metabolism of common GLP-1 RAs varies across agents: Exenatide undergoes hydrolysis in the kidneys and liver, producing smaller inactive peptides excreted via the kidneys (23)
These medications should only be prescribed according to their licensed indications, and evidence-based dementia prevention strategies include managing cardiovascular risk factors, regular physical activity, and a Mediterranean-style diet
Quick B12 Injection Treatment Vitamin B12 injections are typically quick and simple