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Qin et al., 2018)
This level of documentation is essential for reproducibility in published research and for audit trails at institutional laboratories
To be metabolized, B12 is combined with a particular protein made in your stomach, without which the vitamin wont be absorbed into your body
Additionally, a randomized, double-blind, placebo-controlled trial in 162 elderly people (70 years) with mild vitamin B 12 deficiency found that vitamin B 12 supplementation for 24 weeks, alone or in combination with folic acid, did not improve memory performance (117)
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