Compounded Cyanocobalamin (Vitamin B12) Injection Empower Bacteriostatic Water 10ml InjectKit Vitamin B12 Shots with Lipotropics: NHS Guidance and Evidence Bolt Pharmacy Home NZ BAC Water You should only be using Hospira branded bacteriostatic water to reconstitute your peptides. Not that Amazon stuff. None of that Chinese bac water stuff. Just Hospira. The difference between Hospira and other The Perfect Balance: Value + Precision for Peptide Research If you're working with peptides, having the right reconstitution water is essential and the right pack size makes all the difference.