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One criticism is that syringes are too big at 3ml and ga, should be insulin 100iu needles
Table of Contents The critical nutrient Vitamin B12 plays fundamental roles in energy metabolism, neurological function, nerve maintenance, and erythrocyte development, yet its notoriously scarce in diets that exclude animal products
See also [edit] References [edit] "Inorganic Cyanide as Protecting Group in the Stereospecific Reconstitution of Vitamin B 12 from an Artificial Green Secocorrinoid" (PDF)
This is also common in people taking medications like Proton Pump Inhibitors (PPIs) or metformin , which can block the absorption of B12 and other B vitamins
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