The abdomen works well too, but the upper arm requires a second person or awkward angles
Uses What is Vitamin B6 used for
That said, signs or symptoms that you may be low in vitamin B12 include: fatigue pale skin headaches symptoms of depression stomach issues difficulty focusing or concentrating pain or inflammation in the mouth or on the tongue burning or pins and needles feeling in your hands or feet muscle cramps vision changes Learn more: Signs and symptoms of B12 deficiency
Patients should be educated about potential symptoms of thyroid tumors, including persistent hoarseness, difficulty swallowing, or a neck mass, though these symptoms are rare and may have many other causes
Signs You May Have a B12 Deficiency B12 deficiency can cause a variety of symptoms, including fatigue, headaches, depression, pale or yellow skin, mental impairment, and pain and inflammation of the mouth and tongue