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Description
Vitamin B12 is water-soluble, and the body excretes excess amounts through urine rather than storing supraphysiological levels

You become an informed patient, ready to make the best decision for your health and wallet

doi: 10.1186/s12951-022-01299-8

It is advised that patients who are above 70 years of age exercise caution and consult their doctor based on their health status

No participants withdrew from any trial due to tolerability issues, indicating that even when side effects occurred, they were sufficiently manageable that participants chose to continue treatment
If you are taking over-the-counter B12 and not under treatment, your clinician may advise pausing for 12 weeks before testing
