Low B12 Levels (Deficiency) Levels below 140 pmol/L typically indicate a deficiency
Vitamin B12 shot side effects Most people tolerate vitamin B12 injections well, but possible side effects include: Mild: soreness or redness at injection site, mild diarrhea, nausea, headache, itching Rare but serious: allergic reactions (rash, swelling, difficulty breathing), low potassium (hypokalemia), dizziness or heart rate changes Get emergency medical help if you have signs of an allergic reaction to Vitamin B12: hives
In short, B12 injections work, but differently based on your starting point: For those with low levels
Route: Intramuscular (IM) or subcutaneous (SubQ)
General tiredness, irritability, sleeplessness, anxiety are just a few of the symptoms of todays Modern Living
B12d.org has support meetings near Durham for people with B12 deficiency