How Long is B12 Good For? Understanding Lifespan in the Body and Supplements
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4 min read
The human body is remarkably efficient at storing vitamin B12, with the liver often holding enough to last between 3 to 5 years. This surprising longevity makes understanding the answer to the question, "How long is B12 good for?" a critical piece of nutritional knowledge for anyone concerned about their intake or supplementation.
