Even if a medication is sterile (no living bacteria), it could still contain endotoxins from bacteria that were present during production
The administration method depends on the specific peptide
Bacteriostatic water is compatible with all lyophilized research peptides and compounds in the IDUN catalog, including BPC-157, MOTS-c, GHK-Cu, KPV, Tesamorelin, GLP-2 TZ, GLP-3 RT, NAD+ Buffered, and KLOW Blend
Giorgino F, Penfornis A, Pechtner V, Gentilella R, Corcos A
IGF-1 LR3 sustains receptor occupancy for hours, which changes downstream gene-expression kinetics and raises distinct safety considerations discussed in the pharmacokinetics section below [4]
HR = 1.41