Vitamin B12 injections also boost the production of red blood cells, which help you transport sufficient oxygen throughout your entire body
Older people and people with digestive tract conditions are most at-risk for developing vitamin B12 deficiencies
Its also a useful longevity tool for supporting long-term weight management
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
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Taking on an empty stomach facilitates faster absorption, while taking with food may reduce mild gastrointestinal irritation