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Most clients report immediate benefits such as increased energy, improved mood, and a sense of well-being Duration of Effects The effects of IV therapy can vary: Immediate Effects: Increased energy and improved hydration can be felt almost instantly and may last for several days

Cells 8 , 966 (2019)

Even a recent 2026 review concludes the same thing that GHK-Cu appears safe but the evidence is largely preclinical and comprehensive human RCTs are lacking (Wojcieszuk et al., 2026)

As highlighted by a study in the American Journal of Health-System Pharmacy , IV therapies often come with a higher price tag and require administration by healthcare professionals, which might not be feasible for everyone