Sterile Water for Injection: Contains no preservatives
Common B12 deficiency symptoms include fatigue, anxiety, depression, poor memory, confusion, brain fog, tingling or numbness in the extremities, zings or zapping feelings in the extremities, anemia, shortness of breath, muscle weakness, irritability, tender calves, pale complexion and more
Any downstream effects, whether on energy, cognition, or ordinary metabolic housekeeping, run through the enzymatic and receptor pathways that pharmacology has already mapped in peer-reviewed literature
doi.org/10.1038/nature03000 Smart, N., et al
They are not intended for human or animal consumption, clinical use, or veterinary applications, and are not intended to diagnose, treat, cure, or prevent any disease
I actually made a mistake on a reorder