Keep unused aliquots labeled with date, solvent, and concentration for later repeats
Clear instructions for storage, dosing, and infection are also provided in the packaging
Immune system disorders, such as Graves' disease or lupus, are also linked to vitamin B12 deficiency
During unusual circumstances, such as the COVID-19 pandemic, the approach to managing chronic conditions like pernicious anaemia, which requires regular B12 injections, had to be adapted, potentially influencing the perception of efficacy and safety of the treatment among patients
It also explains why B12 deficiency symptoms (like fatigue, brain fog, numbness, or mood changes) can take time to return once levels are restored