Storing BAC Water Properly for Peptide Use Can Bacteriostatic Water Expire or Go Bad? Wittmer Rejuvenation Clinic Here is how you reconstitute any peptide There is no universal formula for reconstituting peptides. The amount of bacteriostatic water you use depends on the peptide, the dose you're running, and how Should BAC water be refrigerated or stored at room temperature? How To Store Bacteriostatic Water Aussie Bac Water