GHK Cu Raw Powder 1g (Topical Research Applications) Polaris Peptides Copper tripeptide acetate (GHK Cu acetate) Tripeptide MedChemExpress GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B GHK Cu Facial Serum Empower Pharmacy Most peptides don't come ready to inject they come as powder for a reason. Peptides are lyophilized (freeze dried) to keep them stable and effective. When you receive them, you simply: Add