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[5], [6] The actual goal of gerontocosmetology is to find new effective and harmless low-molecular substances as the short tetrapeptide Epithalon could also be like

[DOI] [PubMed] [Google Scholar] 293.Misiak B., Stramecki F., Stanczykiewicz B., Frydecka D., Lubeiro A

Off-label in the US for cosmetic use but with a long safety history

How Do Preclinical and Animal Models Support Clinical Findings

A batch-specific COA from an independent laboratory is available for every batch

This indicates that an excellent starting point for mixture would be 1.5 drops per 15mL of a GHK-Cu free product (which would result in a topical containing .03% GHK-Cu)
