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It also helps make neurotransmitters (messenger cells) and the hormones serotonin and norepinephrine
Causes of B12 Deficiency Most people get enough B12 from their diet (3), but dig deeper and youll discover that you can chow down on enough B12-rich food and still be deficient
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That overreaction can keep the immune system stuck in a loop
284 , R1241R1248 (2003)
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