Acetyl Hexapeptide-8: Works by reducing muscle contractions that cause expression lines (similar to botulinum toxin but much milder) but doesnt address the underlying structural changes of aging skin that copper peptides target
When lacking or depletion of GSH, it may cause producing toxic effects or increasing the toxic effects of many chemicals or environmental factors
For product evaluation, the practical questions are copper-complex identity, chromatographic purity, lot traceability, and agreement among the COA, HPLC, MS, and compound reference
Commonly positive outcomes are linked to increases in astrocyte presence and or up-regulation of key homoeostatic cascades (the glutamate transporters being most singular targets)
Apply a pea-sized amount of GHK-Cu skin cream to clean, dry skin once nightly, avoiding the immediate eye area