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
[27:08] Andrew Huberman So it's state by state, state by state laws
These dietary agents may help to suppress the transformative, hyper proliferative and inflammatory processes that initiate carcinogenesis
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Progress in Retinal and Eye Research, 2003