At picomolar to nanomolar concentrations, GHK-Cu stimulated the synthesis of collagen in skin fibroblasts, increased accumulation of total proteins, glycosaminoglycans (in a biphasic curve) and DNA in the dermal wounds in rats
Determining the right glutathione dose for your specific situation requires understanding your baseline oxidative stress markers, metabolic profile, and how your genetics influence antioxidant pathway function
A pro-collagen serum is formulated to support the skin's own collagen production - rather than adding collagen from an external source (which, in topical form, cannot penetrate the skin effectively)
Inhalers are preferred, with doses often starting at one puff per administration
Abbreviations A: Amyloid- NPY1R: Neuropeptide Y Y1 receptor VIP: Vasoactive intestinal peptide CRH : Corticotropin-Releasing Hormone ACTH : Adrenocorticotropic Hormone CCK: Cholecystokinin DSIP: Delta Sleep-Inducing Peptide GPCR: G protein-coupled receptors References Aguilera G (1994) Regulation of pituitary ACTH secretion during chronic stress