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Animal-derived foods like liver, fish, poultry, and dairy are good sources
The classic symptoms of B12 deficiency are persistent fatigue, tingling or numbness in the hands and feet, problems with memory and concentration, mouth ulcers, a sore red tongue, and pale or yellow-tinged skin
You have gastrointestinal issues and cant absorb vitamins well
Testing for vitamin B12 or folate deficiency is not routinely included in blood work ordered at an annual physical exam
Signs That B12 Treatment Is Working Recognising the signs of treatment response helps patients and clinicians assess whether B12 therapy is effective
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