Bacteriostatic Water

Bacteriostatic Water is a sterilized water solution containing 0.9% benzyl alcohol as a preservative, designed to inhibit the growth of bacteria. It functions by maintaining sterility over time, making it suitable for diluting medications for injection. Scientists initially studied Bacteriostatic Water for its ability to extend the shelf life of reconstituted injectable drugs, ensuring that they remain safe and effective for longer periods. This focus on preservation and sterility has expanded its use across various laboratory and medical applications. Today, it is primarily studied for its effects on:

• Dilution of injectable medications
• Long-term sterility of reconstituted drugs
• Laboratory applications requiring sterile solutions
• Prevention of bacterial contamination
• Prolongation of drug shelf life

Secondary research interest includes exploring alternative preservatives for enhanced safety.

PeptideSource editorial · Updated Jul 18, 2026