US$ 23.55
ghk cu vs retinol GHK-Cu Copper Peptide Face Tonic (30 mL) | Reduces Appearance of Fine Lines part packaging GHK-Cu Skin Protocol: Topical Copper
Description
Effect of in vitro vitamin E (alpha-tocopherol) supplementation in human spermatozoon submitted to oxidative stress

PMID: 32212359
Furthermore, GHK-Cu helps restore the natural skin barrier, clarity, and attractiveness by promoting the regeneration of healthy skin cells and decreasing dead skin cells (1)

This is more relevant for cancer research contexts than typical peptide users