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Even though it is inexpensive, we do not recommend cyano B12 to anyone because the body must use a methylation reaction to cleave its cyanide molecule, which is a demanding process
cross-check the CoA lot number against the vial label on receipt and refuse delivery if the lot numbers do not match
True inconsistency (some days fasted, some days not) requires behavior change rather than timing change
Quality Assurance & Lab Verification A finalized public Certificate of Analysis is available for this catalog item
The appropriate concentration depends entirely on the laboratory protocol, measurement precision required, and experimental design
Exploring the realm of B12 Shots & B12 Injections: The Good, Bad, and Alternative
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