is bac water sterile water vs vs Saline: What to Use (2026) Bacteriostatic Water vs. Sterile Water:

Under constant exposure, receptors are pulled off the cell surface and become less responsive over time (receptor desensitization). Higher doses maintain more signal against that fade

For people with confirmed absorption problems or documented deficiency, injectable methylcobalamin represents the gold standard

Most side effects are short-lived and stop when injections are reduced or discontinued

This is often called a loading dose phase, and its purpose is to quickly raise the B12 levels in your body and help you start feeling better

For your reassurance, we prescribe a licensed UK medicine that has been used for decades without incident