syringe needle for vitamin b12 injections Shots Guide: Benefits & What to Expect Vitamin B12 Injections vs. Oral

S2CID 5562175

Supplementary Information Rights and permissions Open Access This article is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License, which permits any non-commercial use, sharing, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if you modified the licensed material

Chronic heavy alcohol consumption can impair B12 status through poor dietary intake and malabsorption, though occasional alcohol is unlikely to significantly affect supplement absorption

Dermatological: Itching

Before giving yourself a B12 injection, ensure you have all the necessary supplies: a B12 vial, an alcohol swab, a syringe and needle, and a sharps disposal container