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Jan 3, 2026 Understanding what happens when stopping GHK-Cu requires examining the peptide's mechanism of action influencing collagen synthesis, skin regeneration, antioxidant effects, and anti-inflammatory properties to determine whether these changes represent temporary stimulation requiring ongoing supplementation or permanent improvements persisting after treatment cessation
Hum Brain Mapp
doi: 10.1093/intimm/dxw002 492 FrederiksenBLiuERomanosJSteckAYinXKroehlMet al
The reason is that intravenous administration carries a risk of immunogenicity the immune system recognizes Serratiaderived molecular signatures on the enzyme as foreign, which can trigger immune reactions
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