Lyophilized Powder: is medication in pure powder form that needs to be mixed with bac water before use. How to use it: Add bac water to the powder, mix, and inject like What if a retatrutide vial can only take 4ml of bacteriostatic water for injection instead of 6ml? Bacteriostatic Water Overview, Application & Uses Lesson Study.com 4 x Bacteriostatic Water Kit OzVials Peptide Calculator (Reconstitution & Dose Tool) NexPept Dilution Guide Pure Health Peptides