Understanding Vitamin B12 Deficiency Vitamin B12 deficiency develops when the body cannot adequately absorb or utilize this water-soluble vitamin
Common side effects include: Injection site reactions mild pain, redness, swelling, or bruising at the injection site, typically resolving within a few days Headache usually transient and manageable with standard analgesia Nausea or dizziness particularly in the initial treatment phase Skin reactions including itching, mild rash, or acneiform eruptions Temporary urine discolouration red or orange urine is harmless and expected Diarrhoea or flushing usually mild and self-limiting In patients with severe megaloblastic anaemia, low potassium levels (hypokalaemia) may occur during initial intensive treatment, but this is uncommon in routine maintenance therapy
Start with 50mg daily for the first week to assess how your body responds
The standard regimen involves 1 mg (1000 g) administered intramuscularly on alternate days until there is no further improvement in symptoms, followed by maintenance injections of 1 mg every two months
Instead of promising unrealistic overnight results, the focus is on improving consistency, energy, and wellness throughout the journey