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Injections may be required but only under medical supervision
Vitamin B12 deficiency recovery can take time, six to twelve months, but with ongoing supplements, improvement should be gradual
Consult your healthcare provider before taking any medication, especially if you have any underlying health conditions or concerns
doi:10.1007/BF02837864
Lifestyle Higher doses of micronutrient B12 injections may help people with higher activity levels - athletes and people in severe physical training
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