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Within body tissues, the specific B12 binding proteins transcobalamin I and II facilitate the absorption of cyanocobalamin into the cells.1017 Cyanocobalamin is a cofactor for the synthesis of two major enzymes in the body namely methionine synthase and L-methymalonyl-CoA mutase
Strict vegans and vegetarians are at elevated risk because B12 is found almost exclusively in animal-derived foods
The process is relatively painless, with minimal side effects, such as mild redness or swelling at the injection site
Route: Injections are given intramuscularly (IM) , though subcutaneous (SC) is also possible in some cases
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