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Month: December 2018

Symptoms of Vitamin B12 Deficiency

Vitamin B12 deficiency can cause a broad array of symptoms. Those who suspect they may have vitamin B12 deficiency should talk to their doctor about being tested. Symptoms include:i Weakness and fatigue Light-headedness and dizziness Palpitations and rapid heartbeat Shortness of breath A sore tongue that has a red, beefy appearance Nausea or poor appetite Weight loss Diarrhea Yellowish tinge to the skin and eyes Numbness and tingling in the hands and feet Difficulty walking Memory loss Depression     [1] National Institutes of Health. Vitamin B12 Fact Sheet for… Read more Symptoms of Vitamin B12 Deficiency

Testing for Vitamin B12 Deficiency

¬†According to the National Institutes of Health, a person is considered to have a medical vitamin B12 deficiency with blood level values below 200 pg/ml. Levels between 200-350 pg/ml associated with elevated levels of MMA and homocysteine should also be considered low.[i] Physicians typically conduct a simple blood test to measure vitamin B12 levels in the blood. Additionally, measuring for elevated methylmalonic acid (MMA) and homocysteine levels may be an even more sensitive way to screen for B12 deficiency than measurement of serum B12 levels alone.[ii] Elevated levels of the… Read more Testing for Vitamin B12 Deficiency