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degradation of b12 injections by age Vitamin for Seniors Frontiers | Comparative bioavailability study
Description
The photolysis of cobalamins depends upon a number of factors, such as the nature of both axial ligands, the local environment, and the excitation wavelengths applied

There is a misconception regarding the safety of the cyanide found in cyanocobalamin

J Clin Endocrinol Metab (2010) 95(5):25037

[31] The products are usually extracted and purified by phenol-methylene chloride extraction or by column chromatography
