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Patients with a history of thrombocytopenia or any other hematologic disorder should also avoid using this formulation
In fact, a 2008 study found that after taking a 1,000 mcg oral supplement, only approximately 1.3% (or 13 mcg) of B12 was absorbed into the bloodstream
Vitamin B12 works with the other B vitamins synergistically to boost energy levels and promote a healthy nervous system and cognitive function
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