Symptoms include: Fatigue and Lethargy Depression Irritability Headaches Difficulty with balance Decreased Cognitive Function Constipation Sore or Swollen Tongue Palpitations Mouth Ulcers Pins and Needles Changes to vision People With Gastrointestinal Issues If youre suffering from any gastrointestinal disorders, you may be at a higher risk of Vitamin B12 deficiency
[91] Since only bacteria and some archea possess the genes and enzymes necessary to synthesize vitamin B 12 , plant and algae sources all obtain the vitamin secondarily from symbiosis with various species of bacteria, [5] or in the case of fermented plant foods, from bacterial fermentation
Repeat determinations of iron and folic acid may reveal a complicating illness that might inhibit the response of the marrow
Yet, it can be confusing to navigate the many medications available on the market, all with different indications, mechanisms, and side effects
D50.9 applies when iron deficiency is confirmed
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