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Regular blood testing ensures treatment effectiveness and allows for necessary adjustments to maintain optimal B12 levels

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Most people do not experience symptoms from high B12 itself

[email protected], 01684 310099 Amanda Williams and the Cytoplan Editorial Team References Busti AJ and Herrington JD (2015) 'The Mechanism of Absorption of Vitamin B12 (Cobalamin) in the GI Tract', Retrieved from: Lieberman M et al (2013) 'Marks Basic Medical Biochemistry : A Clinical Approach', Wolters Kluwer Health, 7(40), pp 744-759 Institute of Medicine (1998) 'Standing Committee on the Scientific Evaluation of Dietary Reference Intakes

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NAD+ synthesis and phosphatidylcholine synthesis both consume SAMe, creating potential substrate competition