As a lipidated amylin analogue, maintaining structural fidelity is particularly important because receptor binding and signaling activity depend on the peptide's engineered sequence modifications and lipidation profile [1]
Folate should come in the form of 5-MTHF, and B12 should come in the form of methylcobalamin
Reddy, S
Boye K, Sapin H, Ling Poon J, Fernandez Lando L, Huh R, Wang M, et al
Standard recombinant IGF-1 Full-length peptide: Standard IGF-1 (somatomedin C) complete 70-amino acid peptide produced by liver in response to growth hormone
Typical handling guidance for lyophilized GHK-Cu includes: Room temperature (unopened, lyophilized): Stable for limited periods when kept sealed, dry, and protected from light