Common side effects associated with B12 supplementation include: Local injection site reactions (for intramuscular preparations): Pain, redness, or swelling at the injection site Mild bruising or tenderness Itching localised to the injection area These reactions are usually self-limiting and resolve within 2448 hours
Bioorg Med Chem 116:118001
Hanafi MY, Zaher ELM, El-Adely SEM, Sakr A, Ghobashi AHM, Hemly MH, Kazem AH, Kamel MA (2018) The therapeutic effects of bee venom on some metabolic and antioxidant parameters associated with HFD-induced non-alcoholic fatty liver in rats
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Han Y, Chaouch S, Mhamdi A, Queval G, Zechmann B, Noctor G (2013) Functional analysis of Arabidopsis mutants points to novel roles for glutathione in coupling H 2 O 2 to activation of salicylic acid accumulation and signaling