While glutathione can contribute to a brighter, more even-looking complexion, results vary based on skin type, genetics, lifestyle, sun exposure, and treatment protocol
The mechanism
When GHK-Cu is injected subcutaneously, the peptide diffuses into surrounding adipocytes and interstitial fluid before entering capillaries
Avoid lifting, twisting, or any activity that causes sharp pain at the injury site
You are using a 10% serum on your face, so we recommend
And critically, this is a molecule your own body manufactures, declines with age, and may benefit from being supplemented biologically, that is a coherent story rather than a marketing one