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Don't hesitate to ask your doctor to explore this angle directly

B12 is essential for the methylation reactions required to produce the lipids and proteins that constitute myelin

Therefore, unlike with reduced folates where intestinal absorption is followed by direct incorporation into the liver, some of the UMFA in the portal blood likely bypasses the liver to subsequently bind to folate receptors on peripheral tissues such as the kidney (58)

Therefore, monitoring of the platelet count and serum potassium concentrations are recommended during therapy
