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Recognizing the signs of B12 deficiency, such as persistent fatigue, numbness, and cognitive changes, helps determine which method fits your situation
Why Not a Pill
Long-term repair (such as nerve healing) still takes time, but the fresh supply of B12 starts several processes right away
Nausea, mild GI upset, or dizziness (especially with oral or highdose forms)
Daily use for 12 weeks reportedly gives better results than sporadic use for 6 months
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