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Treating with folic acid alone can mask B12 deficiency and potentially worsen neurological outcomes
They can run a simple blood test to verify if a vitamin B12 deficiency is to blame
No antimicrobial or other substance has been added
It supports methylation in the body and it is commonly used for patients with gastrointestinal issues and/or autoimmune B12 absorption issues
Systemic effects show more variability
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