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what happens if you inject expired b12 wrong? is it ok to take
Description
Nutritional support including biotin, iron, and zinc where deficient

Megaloblastic anemia of the pernicious variety is brought on by a deficiency in the intrinsic factor, which prevents the absorption of vitamin B12

doi: 10.1161/01.RES.66.6.1755 [DOI] [PubMed] [Google Scholar] 142

Injection Technique : A short needle (around 5/8 inch) at a 45- to 90-degree angle
