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Vitamin B12 is an extremely important vitamin
This item remains a staple for peptide research programs that require dependable sourcing and consistent production standards
Manufactured by Amros Pharmaceuticals, it ensures quality, safety, and efficacy for both IM and IV administration
For suspected macro-B12, precipitation with PEG is the test most often reached for, though it is nonspecific and can remove B12 that is fully available to cells, so direct measurement of the binding proteins, haptocorrin and transcobalamin, may be more informative when it is available
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