why are b12 injections so painful Vitamin Deficiency & Nerve Problems : What You Must Know Can Vitamin B12 Deficiency Indicate

Rare Systemic Adverse Effects Even though they are rare, some people might experience systemic side effects

PARPs, involved in DNA repair, consume NAD+ during frequent repair events in older cells

Cats with IBD, pancreatitis and intestinal lymphoma have low levels of vitamin B12

If you have sub-optimal levels with symptoms, its worth a trial of B12 even if your serum B12 levels are normal

Juanpablo - it could still be worth finding out what your current B12 reading is , if you can find a medical professional who understands that it should by now be very high

Some studies have reported a difference between days of over 100 pmol/l Serum B12 concentrations may be influenced by specific changes in our genetic material, our DNA