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Senior Member
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Join Date: May 2008
Location: new york
Posts: 1,589
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Senior Member
Join Date: May 2008
Location: new york
Posts: 1,589
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from what i have read nitrous oxide the gas used by dentists for analgesia and sedation is known to deplete vitamin b12. the more you get or the number of times it is given the more b12 is depleted.
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