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Some common signs and symptoms include: Constant fatigue or weakness Brain fog or poor concentration Tingling in hands and feet Pale skin Dizziness Mood changes or irritability Memory problems Shortness of breath Glossy or swollen tongue Hair thinning in some people If levels stay low for too long, nerve-related symptoms can become serious
Lack of B12 deprives your red blood cells of oxygen
Oxford: Oxford University Press
25-vial cases offer the best value
We will ask about any persistent tiredness, unusual nerve sensations, memory issues, or mood changes
Vitamin C supplements taken concurrently with B12 can decrease its availability
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