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Red blood cell formation: B12 helps create healthy red blood cells that carry oxygen throughout your body
Well, the injection liquid form of vitamin B12 is specially developed for those that cannot absorb vitamin B12 orally
Published human trials report minimal adverse events at doses ranging from 50mg to 100mg daily over 12 weeks, with the most common findings being mild gastrointestinal discomfort (812% of participants) and transient headache (57%)
It is found almost exclusively in animal-derived foods and requires intrinsic factor for absorption
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