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Uneven skin tone, dullness, pigmentation, and tanning can significantly affect your overall appearance and confidence

All animals were housed in a single specific pathogen-free (SPF) room, subjected to controlled conditions of a constant temperature, 50% humidity, a 12-hour lightdark cycle, and had access to abundant water and food to mitigate the effects of potential environmental contaminants in Laboratory Animal Center, Zhejiang University

This experiment confirmed that the product can delay systemic aging by regulating NAD+ metabolism, providing in vivo evidence for anti-aging interventions

Choose GHK-Cu serums for lightweight skincare applications in formulation research, while GHK-Cu creams are best for hydration and larger skin areas in topical studies