how often do you do b12 injections Help with Fatigue and Low Energy? how often should i inject

The diagnostic process typically involves: Clinical history taking, focusing on symptoms (fatigue, neurological changes, dietary habits) Physical examination for signs of anaemia or neurological impairment Blood tests including full blood count, serum B12, and often folate levels Additional investigations such as intrinsic factor antibodies or parietal cell antibodies if pernicious anaemia is suspected For borderline results, additional tests like holotranscobalamin (active B12) may be considered NICE guidance recommends that treatment should commence based on clinical presentation if neurological symptoms are present, without waiting for laboratory confirmation, as delays can result in irreversible nerve damage

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Higher doses of vitamin B 12 supplements are recommended for patients taking medications that interfere with its absorption (see Drug interactions)

Some report mild injection-site soreness, redness, or a sensation of heaviness in the limb

Avoid strenuous physical activity immediately after your shot