For patients without absorption disorders, high-dose oral B12 supplements (1,000-2,000 mcg daily) have been shown to be comparably effective to injections in correcting mild to moderate deficiency
4 In asymptomatic patients with low-normal levels of vitamin B 12 (200 to 350 pg per mL [147.56 to 258.23 pmol per L]), elevated levels of the precursor compounds homocysteine and methylmalonic acid may prompt a decision to supplement patients with vitamin B 12
For Other Issues: Other issues will be detected via blood tests and tested by doctors who will decide the right dosage to address the needs of your body and specific issues
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Good sources of vitamin B12 include: meat salmon and cod milk and other dairy products eggs If youre a vegetarian or vegan, or are looking for alternatives to meat and dairy products, there are foods that are fortified with vitamin B12, such as some yeast extracts, breakfast cereals and soy products
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