Typically, B-injection is with cyanocobalamin or Vitamin B12
· Low B12 sxs include:
o Fatigue
o Lethargy
o Feeling faint
o Headaches
o Palpitations
o Mouth ulcers/soreness
o Pins and needles sensation
o Mood changes
· Causes of low B12: there are many reasons why someone might be low in B12, but some common ones include vegetarian/vegan diet, intestinal malabsorption, and certain medication use such as metformin.