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Unlike other vitamins, the absorption of vitamin B12 depends on a protein produced in your stomach, called the intrinsic factor
Because of its stable format, it also supports consistent testing conditions in many laboratory models
Protein or zinc deficient diets can alter copper metabolism, so a malnourished individual might observe different outcomes than someone with adequate nutrition
A microdose is any weekly dose below the 2.5 mg label starter, usually 0.52 mg weekly
[14] By injecting hydroxocobalamin, vitamin B levels can be restored, helping to resolve anemia, fatigue, neurological symptoms, and other complications of B deficiency
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