it requires a deep understanding of internal medicine
This could result in low bioavailable levels even if intake of cyanocobalamin meets or exceeds the recommended daily amount
Vitamin B12 Home Kit We have put together a B12 kit with everything you need to have the treatment in the comfort of your own home
Mayo Clin Proc Innov Qual Outcomes
The correct approach: Test serum B12, MMA, and homocysteine not just serum B12 Use the functional cutoff of 500 pg/mL for optimal status, not the labs lower limit of 200 pg/mL Identify the cause diet, malabsorption, medication, or autoimmune Match the supplementation protocol to the cause and severity Retest to confirm response, and continue monitoring if the underlying cause persists If youre over 50, vegan, taking metformin or PPIs, or experiencing unexplained fatigue, brain fog, or neuropathy get tested