where can b12 be injected Shots at Home: How, & How Often to Inject Yourself Best Vitamin B12 Injection Site:

In some cases, injections are paused to monitor natural absorption or due to changing medical needs, not because B12 is unsafe

It acts as a stable neuropsychotropic, antidepressant, and anti-stress drug that relieves aggression and fear reaction in animal studies

Low B12 can also cause other mental conditions, including anxiety and psychosis

Significantly more samples with vitamin B 12 concentrations below 300, 350 and 400 pg/mL were collected from the strength athletes, whereas the concentration above 700 pg/mL was more frequent in the endurance athletes

[54] No cases in the placebo group results in division by zero