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Young adults may also experience absorption challenges due to MTHFR genetic mutations, food intolerances, digestive disorders, antacid use, excessive alcohol consumption, and smoking
Its essential for life, and especially for how well your cells function with age
They help improve overall well-being
Online Metabolic & Molecular Bases of Inherited Disease, The McGraw-Hill Companies, New York 2001:3897-933 6
B12 administration may cause rapid optic atrophy in these patients Have polycythemia vera
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