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Community research plans now often model subcutaneous amounts, but no approved clinical protocol or published human pharmacokinetic study has established those subcutaneous amounts
This ensures the treatment is working as well as it can
Elevated homocysteine and methylmalonic acid (MMA) are biomarkers of functional B12 insufficiency
Vitamin B12 deficiency recovery can take time, six to twelve months, but with ongoing supplements, improvement should be gradual
Additionally, individuals with autoimmune or gastrointestinal disorders, such as pernicious anemia, celiac, or Crohns disease, are more likely to be at risk of deficiency
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