Bacteriostatic Water is sterile, research-grade water containing benzyl alcohol, supplied for laboratory applications requiring controlled dilution or reconstitution of research compounds
Metformin, commonly prescribed for type 2 diabetes, is known to reduce B12 absorption over time, as highlighted in MHRA safety updates
The preservatives strength reduces once the vial is exposed to air, light, or temperature changes
Injection site irritation has been reported when using non-oral routes, and sterility concerns arise if reconstitution protocols arent followed precisely
Once a vial of bacteriostatic water is opened (i.e., the rubber stopper has been punctured for the first time), you absolutely must refrigerate it
Refrigerate and use within 28 days