A recent review has documented this synergy (McGuire et al., Curr Rev Musculoskelet Med 2025)
Look for: Stable GHK-Cu complex Balanced pH and gentle preservatives Hydrating and antioxidant-rich ingredients Clinical or stability testing from reputable brands Our GHK-Cu Collagen Boost Duo pairs a potent peptide serum with a nourishing moisturizer to enhance firmness, hydration, and radianceall while supporting skin barrier repair
The compound was developed in the late 1990s by Novo Nordisk and characterised in a 1998 paper as the first selective GH secretagogue, meaning it stimulated GH release without the prolactin, ACTH, cortisol, or aldosterone elevations seen with earlier GHRPs
It is one of the easiest vegetables to add to your routine, and can even support cancer prevention
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