how often should you take vitamin b12 injections Injections: What Need To Know Vitamin B12 Injection: Uses, Benefits,

10.3945/ajcn.2009.28082 8 BoukssimS.ChbichebS

0.3 mL delivers the same dose at a lower concentration

Serious or Rare Side Effects These are less common but require immediate medical attention : Severe nausea or vomiting leading to dehydration Persistent stomach pain (which could indicate pancreatitis) Gallbladder issues such as gallstones or inflammation Rapid heartbeat or dizziness Allergic reactions (rash, swelling, or difficulty breathing) Who Should Be Cautious

However a blood test is not mandatory to begin treatment if your symptoms and clinical history are consistent with deficiency

No controlled trial has tested this schedule or established when skin changes should appear and while reports on public forums are extensive, each individual may respond differently