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99%+ HPLC purity, third-party tested, full COA
In dermatology research, double-blind clinical trials have demonstrated that GHK-Cu cream applied for 12 weeks produced a 70% improvement in skin laxity, 35% increase in procollagen synthesis, and measurable increases in dermal thickness (Finkley et al., 2005)
Human research includes small early pigmentation studies and larger regulated trials in erythropoietic protoporphyria
Remember, some people have it even without having a related health problem
