can you have a reaction to b12 injections How Long Do The Side Effects Of Last Why do I feel so bad after B12 injection? Strange Rash/ Low B12 :

Phase 2b doses were 0.25 to 1.0 mg daily, which at a 2.5 mg/ml concentration means 0.1 to 0.4 ml per injection, conveniently measurable on a 1 ml insulin syringe

So, how to self inject B12

Research Applications 5-Amino-1MQ is widely explored in laboratory and experimental research settings related to NNMT inhibition, NAD-related pathways, cellular metabolism, and metabolic regulation

The vitamin b12 deficiency symptoms that should prompt urgent referral rather than a wellness injection are neurological: paraesthesia, unsteady gait, memory or mood changes

Mathew B, Amaechi C, Asante K, Albuquerque E, Benedict A, Kneeream E, Lopez L, et al

Food and Drug Administration (FDA) and is not intended to diagnose, treat, cure, or prevent any disease