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Spotting one or more of these could mean your Vitamin B12 levels are low, and its time to take action
Failed-COA batches always replaced
The injection itself is quick and typically involves minimal discomfort, with our specialists ensuring you are comfortable throughout the process
Supplied at 99%+ purity, third-party HPLC and mass spectrometry tested, US-manufactured, with a batch-specific COA included with every vial
Some researchers report success with single-freeze protocols (reconstituting, aliquoting into single-dose volumes, and freezing once), but this is not standard practice and may affect potency unpredictably
Request a CoA Q 12 What does a Certificate of Analysis (CoA) include
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