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GHK-Cu is also shown to stimulate collagen and elastin, smoothing and firming the skin over time without the potential skin irritation of prescription tretinoin or over-the-counter retinol
In vitro and ex vivo studies: Pyo et al
4 In recent years, however, they have been popularized as a weight-loss drug
It stimulates the release of norepinephrine and dopamine from the nerve, and its reuptake is inhibited
23 , e13435 (2022)
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