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In the evolving landscape of anti-ageing supplements in 2026, two compounds consistently stand out: NAD+ boosters and glutathione
doi: 10.1002/agm2.12363, 93 MolinuevoJ
Cost per session: IV treatments carry a higher per-session cost
A 2016 comparative study published in Nature Scientific Reports demonstrated that GHK-Cu produced no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers, unlike other copper compounds tested alongside it
When GHK-Cu won't work Honest assessment: GHK-Cu doesn't work for everyone
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