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Description
For Genetic B12 Malabsorption Some genetic conditions cause the digestive system to be unable to break down the vitamin B12 in the body

Our team always uses a new, sterile needle and syringe for each injection

BNF British National Formulary Chapter 9 Section 1.2 bnf.nice.org.uk/drug/hydrox
The reason why you often need to take vitamin B12 supplements is that it is an essential vitamin

10.1039/C7OB01357D 149 Van HarenM
In real-world testing, timing matters
