glutathione production Synthase - an overview GLUTATHIONE SYNTHESIS - PMC
Description
If five-on-two-off works, you might eventually transition to continuous use as your skin adapts

Either the GHK-CU isn't suitable for your biochemistry, your protocol needs adjustment, or an external factor is interfering
Hives, welts, or other signs of allergic response

Recycles other antioxidants such as vitamins C and E