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A key distinction maintained throughout this guide is delivery route: GHK-Cu serum and topical formulations hold the strongest evidence base, while GHK-Cu injection protocols remain practitioner-reported and research-extrapolated
Lancet 402 , 720730 (2023)
Intestinal microbiota profiling and predicted metabolic dysregulation in psoriasis patients
Bown et al similarly showed strong predictive effects of baseline arterial stiffness on occipital and hippocampal volume and temporal lobe white matter hyperintensity volume in a 5-year follow up (Bown et al., 2021), all of which are brain regions that are highly vulnerable to neurodegeneration (Fjell et al., 2014)
Sulforaphane - role in aging and neurodegeneration
