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Injections are favored for severe deficiency, malabsorption (e.g., postGI surgery, chronic diarrhea), very low B12 levels with neurologic signs, poor adherence, or when rapid repletion is needed
The unresolved issue of the high-folatelow-vitamin B-12 interaction reemerged due to challenging but inconclusive findings from population studies in the postfortification era
Tri-Immune Boost (Glutathione, Vitamin C & Zinc): This powerful combination helps support a strong immune system, providing antioxidant protection while promoting healthy skin and cellular function
CNS Neurol Disord Drug Targets 21:766773 Lam JR, Schneider JL, Zhao W, Corley DA (2013) Proton pump inhibitor and histamine 2 receptor antagonist use and vitamin B 12 deficiency
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