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N-acetylation protects the peptide from enzymatic breakdown at its leading end, while amidation stabilizes the trailing end

Hum Psychopharmacology 22: 67-73

No peer-reviewed study has directly demonstrated that topical GHK-Cu reduces DHT or inhibits 5-alpha reductase in human tissue

Description Buy Epitalon research-grade synthetic tetrapeptide (Ala-Glu-Asp-Gly), 99% purity verified by independent HPLC and mass spectrometry, US-manufactured with a batch-specific Certificate of Analysis included in every order

All testing was conducted during the animals light cycle

Due to a small change in the molecule, the drug lasts for weeks instead of minutes in our bodies