Although GHK-Cu and Pal-GHK are widely used in anti-wrinkle products available on the cosmetic market, the published information on their skin permeability, effectiveness, physicochemical properties and so on is insufficient
It also ensures each ingredient gets dedicated absorption time without any competition or interaction concerns
Common Side Effects Pain or redness at the injection site Mild nausea Headache Dizziness Mild skin rash Serious and Rare Side Effects Severe allergic reactions Swelling of the face, lips, or throat Difficulty breathing Severe skin reactions Persistent or worsening symptoms requiring immediate medical attention Most side effects are mild and temporary
Presented for research literature review only Tojo T et al
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GHK-Cu, a naturally occurring copper-binding peptide, primarily targets skin rejuvenation and wound healing through collagen stimulation (Pickart et al., Journal of Cosmetic Dermatology, 2018)