Nov 3, 2023
Are B12 Injections Safe?
Safety and Side Effects Vitamin B12 injections are generally considered to be very safe. They have no major side effects. However, in very rare cases, some people can experience side effects caused by allergic reactions or sensitivity ( 29 , 30 ). If you experience any side effects, speak with your doctor.
Medicines
For information purposes only. Consult a doctor before taking any medicines.