Food Nutr Bull
Cyanocobalamin is synthetic and must be converted before its usable, making it less efficient for some people
Available from: Bowen RA, Dowdell KC, Dale JK, Drake SK, Fleisher TA, Hortin GL, Remaley AT, Nexo E, Rao VK
Various factors may have contributed to these mixed results, including participant heterogeneity, compliance issues, and the aggressive placebo response often seen in obesity trials where lifestyle modification is encouraged
Discard the vial and reconstitute a new one
It essentially presses the pause button on microbial growth, which is indispensable when you're working with a multi-use vial that will be punctured multiple times