At room temperature, common contaminants can establish colonies within 4872 hours despite the preservative
However, do not stop prescribed B12 injections or tablets for confirmed deficiency (such as pernicious anaemia) without consulting your GP, as this could lead to serious health consequences
SURMOUNT-1 demonstrated this clearly when comparing tirzepatide results to historical semaglutide data
In some cases, they may even require medical treatment, physical therapy, or ongoing pain management
A B12 injection is a clinical procedure: site rotation, clean technique and correct dosing matter, which is why a trained clinician is the safest place to have one
In these cases, injectable B12 might be more effective