A WHO consultation identified the most vulnerable groups as elderly individuals, infants, preschool-aged children, and pregnant or lactating women, due to either increased nutritional demands or impaired absorption capacity ( Addressing the prevention of B12 deficiency and its public health implications requires a comprehensive, life-course approach based on integrated strategies targeting early detection, dietary optimisation, and effective supplementation, in order to mitigate the long-term consequences of inadequate cobalamin status ( Intramuscular (IM) injection is the most invasive and costly administration method, requiring trained personnel and clinical visits
Is B12 injection covered by insurance
The NHS symptoms list includes persistent tiredness, tingling or numbness in the hands and feet, mouth ulcers, a sore red tongue and problems with memory or concentration
It is recommended that individuals with nerve impairment or Leber's disease avoid using this form of vitamin B12 supplementation