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Hi , Ive just had some blood taken and they are going to check for Intrinsic Factor

Vitamin B12 deficiency can also cause symptoms that affect the brain and nervous system (neurologic symptoms), including: Numbness Muscle weakness Mental health problems, ranging from mild depression or anxiety to confusion and dementia Balance and coordination issues Needles and pins Incontinence What is the best form of vitamin B12 to take

Variants in MTHFR, MTRR, and COMT shape baseline methylation and B12 metabolism, the pathways MIC-B12 acts on