self administered vitamin b12 injections mixing in injection at Home - Safety Guide for Self-Administration B12 Injections IV Infusions How To Self-Inject B12

Importantly, there was an apparent improvement in cardiac function in the cAtg3-KO mice following treatment [8]

The most common risk factors are the following: Bruising or swelling may occur if the needle hits a blood vessel or damages soft tissue

Bacteriostatic water contains 0.9% benzyl alcohol, which inhibits bacterial growth during repeated needle punctures for multi-dose vials

As well, some people may have allergies or medical conditions that do not allow them to be a good candidate to receive vitamin B12 shots, such as kidney problems, low potassium levels, deficiencies in other vitamins such as iron or folic acid, or just an allergy or sensitivity to vitamin B12 itself