If you want the simplest possible dosing experience across the entire escalation schedule, aim for a 20mg/mL concentration regardless of vial size
Manage Stress Chronic stress can deplete B12 levels and weaken your immune system
They are a support tool, not a replacement for lifestyle habits
doi:10.1038/nature03000 Sosne G, Kleinman HK, Springs C, Gross RH, Sung J, Kang S
Unexplained hypercobalaminemia, particularly levels above 1,000 pg/mL, has been associated with liver disease, kidney dysfunction, myeloproliferative disorders, and certain solid cancers in multiple large-scale studies