does ghk cu lighten skin GHK-Cu for Skin: SIGNAL's Guide to Rejuvenation Kodiake GHK-Cu Copper Peptide Face

Funding The authors declare that no funds, grants, or other support were received during the preparation of this manuscript

The GraphPad Prism, version 8.4.3 (GraphPad Software, Inc., San Diego, CA, USA) was used to assess the significance of differences between two groups by Students t-test or a one-way ANOVA with a Bonferroni test

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Common 1-3 Contraindications 1-3 Hypersensitivity to GHK, copper peptides or excipients Active local infection, open wounds, or compromised skin barrier at site of application Precautions 1-3 Avoid contact with mucous membranes and eyes This information is for educational purposes only