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Niacinamide: This vitamin B3 derivative addresses skin concerns complementary to copper peptide benefits without chemical interference

[36] Jayaram, L., King, P.T., Hunt, J., Lim, M., Park, C., Hu, E

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[7] [8] It turned out that this effect was due to a small peptide factor that behaved similarly to the synthetic peptide glycyl-L-histidyl-L-lysine (GHK)

GHK-Cu research has revealed that this copper peptide influences cellular processes through both direct copper delivery and peptide-mediated signaling

The question in the title is worth taking apart before we answer it, because the phrase clinical research carries a specific weight