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(PubMed) Coppen A, Swade C, Jones SA, Armstrong RA, Blair JA, Leeming RJ

GHK-Cu (copper tripeptide-1) is a cosmetic ingredient and is not approved by the FDA, EMA, or any comparable regulator for the treatment, cure, or prevention of androgenetic alopecia, telogen effluvium, or any other hair-loss condition

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Clinical trial limitations No pineal peptide has undergone the rigorous Phase I through Phase III clinical trial process required for FDA approval

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demonstrated improved cognitive performance compared to those with lower intake rates [11]