where are b12 injections administered Safe Injection Guide at Home How to Inject Vitamin B12

If left untreated, it can also lead to neurological damage

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 (Organization, 2000)

K.et al (2020)

Do I need a blood test first