(Photo : Steve Buissinne/Pixabay) Capsules Vitamins Kelly Rissman, an Insider contributor, experienced unexplained pins and needles that radiated through her left arm. After waiting for her laboratory results, her internist told her that she had a severe vitamin B12 deficiency. (Photo : Steve Buissinne/Pixabay)Capsules Vitamins What Is Vitamin B12 ...
View more: Severe Vitamin B12 Deficiency May Lead to Permanent Neurologic Damage