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Another 2022 double-blind study (n=48) combined GHK-Cu with hyaluronic acid, showing 25% fine line reduction and 18% hydration improvement at 8 weeks (An et al., 2022)

GHK-Cu is not an FDA-approved drug for any indication by any route

Glow Blend (TB-500 BPC-157 GHK-Cu) Glow Blend is a laboratory peptide mixture designed for controlled research involving peptidematrix interactions, extracellular signaling pathways, and structural protein investigation

Glutathiones role in promoting cell regeneration is important for generating a healthy glow

Cho, K., Kim, H., Rodriguez-Iturbe, B

Similarly, kojic acid can cause side effects such as erythema, stinging, moderate exfoliation, and contact dermatitis 25,26