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4-12 weeks 1 x 10 mL bottle 4 weeks: 2 vials use 4 mL total
L., Britt, B
doi: 10.7554/eLife.02523 90 GaoMMonianPQuadriNRamasamyRJiangX
Vitamin B12 Injections are better than oral vitamin B12 supplements, because they enter the bloodstream directly without having to pass through the digestive system, which makes them a suitable option for those who suffer from health problems in the digestive system
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Not the vague, hand-waving kind you find on most websites
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