Nitrous oxide is paralyzing people by inactivating vitamin B12. Here are 5 other risks of using the legal drug.
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A vegan man whose arms went numb and who had trouble speaking had vitamin B12 levels so low they were 'undetectable'
Most vitamin supplements are useless, but there's more evidence that vitamin D could be the exception
Qué problemas para la salud trae la falta de vitamina B12 (y por qué no siempre se puede resolver tomando suplementos)
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