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Serotonin, an enteric neurotransmitter, is localized in the GI tract and GI mucosa

Uno, H., & Kurata, S

Key Benefits of Copper Peptide Microneedling Serum Stimulates collagen and elastin production Accelerates skin healing and repair Improves skin firmness and elasticity Reduces fine lines and wrinkles Enhances microneedling treatment outcomes Supports skin barrier recovery Promotes a smoother, more youthful complexion Powered by GHK-Cu Copper Peptide Technology The Dr

Studies show that copper peptide serums can improve skin elasticity, reduce fine lines, and strengthen the skin barrier, achieving a comprehensive anti-ageing effect