10.1089/acm.2006.12.881 Summary Keywords vitamin B12, efficacy, bioavailability, therapeutic approaches, meta-analysis, cobalamin Citation Mazur M, Ndokaj A, Salerno C, Vallone J, Ardan R, Bietolini S, Carrouel F, Wilk A, Sarig R, Ottolenghi L and Bourgeois D (2025) Efficacy of sublingual and oral vitamin B12 versus intramuscular administration: insights from a systematic review and meta-analysis
Additionally, VIP shows promise in neurological research due to its protective effects on neurons and potential in managing neurodegenerative disorders (3)
While vitamin B12 can be found in foods such as meat, fish, dairy, and fortified cereals, not everyone absorbs it efficiently