Last reviewed: July 12, 2026 Last updated: July 12, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
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These downstream effects include enhanced glucose uptake, mitochondrial biogenesis, and fat oxidation that continue for 7296 hours post-administration, explaining the disconnect between plasma clearance (2448 hours) and biological activity duration
While early treatment to correct for vitamin B12 deficiency is absolutely imperative to the babys recovery, it is unfortunately often a situation of too little, too late. Tragically, vitamin B12 deficiency in babies results in irreversible brain injury in approximately 50% of cases, even after B12 deficiency is corrected with supplementation
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Robert Arlinghaus (The University of Texas MD Anderson Cancer Center, Houston, TX, USA.)