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Description
a peptide consisting of 3 amino acids)

A GHK-Cu eye cream applied for 12 weeks to around-the-eye area of 41 women with mild to advanced photodamage performed better than placebo and vitamin K cream

The 2025 mechanistic work reporting AMY1R and AMY3R dependence is a good example of studies that aim to explain why the compound performs as it does at the receptor system level

As with any peptide or supplement, individual reactions can vary
