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Atrophy of parietal cells and IF deficiency Researchers have found that many medical conditions can result in the malabsorption of B12 besides a B12-deficient diet

Ondansetron (Zofran): Gold standard

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A 2012 systematic review and meta-analysis published in the Journal of Thrombosis and Thrombolysis has found that B vitamin deficiencies may increase the risk of blood clotting and thrombosis ( 19 )

The two are native forms, and are superior to hydroxo B12 or cyano B12

Many researchers find peptide blends easier to work with when conducting long-term studies or larger research projects