can you take too much b12 injections Consequences of Excess or Deficiency of Vitamin Vitamin B12: Overdose and Side
Description
Save the needles for situations where your clinician confirms they're needed

We know how urgent it may be, so were shipping ultra fast
Final Thoughts So, where does that leave the question of how long a B12 shot lasts

Mol Carcinog (2020) 59(8):94054

doi: 10.1038/sj.ijo.0803110

Additionally, vitamin B12 deficiency can cause paresthesia or numbness in the limbs
