skin perfection ghk cu copper peptides serum what is topical is ghk cu topical Amazon.com: Peptide GHK-CU 1% for Face promoting thicker GHK Copper Peptide Facial Serum
Description
It does not recommend dosing for humans or animals

Once reconstituted, peptides must be refrigerated

And personal communication with author Jan 31, 2002

Store the reconstituted peptide solution at 4C and use within the researchers validated timeframe typically 2830 days for most peptides
