The GHK Cu pen works. But needles at home were never the answer. We took the same clinically backed copper peptide complex and put it into a serum you can use in 30 seconds, GHK Cu Injectable Team Wellcore GHK Copper Peptide GHK Cu Tripeptide 1 Ghk Copper Peptide Dosage 3ml Vial TikTok GHK Cu Copper Peptide Benefits, Uses & Safety Intra V DAILY SPOTLIGHT GHK Cu 200mg from Peptide Partners. GHK Cu is the copper tripeptide biohackers reach for when skin, scalp, and wound repair all need a single upstream signal. Endogenous in healthy human