can b12 injection give you diarrhea What are the benefits of injection? Vitamin B12 Side Effects Stomach:

Respiratory mucosal immunity against SARS-CoV-2 after mRNA vaccination

Symptoms of a Vitamin B-Complex Deficiency Fatigue, weakness, or lack of energy Insufficient levels of vitamin B complex can lead to low energy levels and generalized fatigue

These may include: Constant fatigue, even with adequate sleep Brain fog or difficulty concentrating Mood swings or increased irritability Tingling or numbness in the hands and feet Pale skin and shortness of breath Headaches or dizziness If youre experiencing any of these signs, B12 Injections may be a simple and effective way to restore your levels and alleviate symptoms

Children with coeliac disease may also have pale, foul-smelling stools

Older injection technique s taught pulling back the plunger to check for blood before injecting