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This early response may reflect the body's immediate utilisation of available B12 for urgent metabolic processes
Testing Active B12, also known as holotranscobalamin, provides a clearer indication of the utilisation of B12
The receptionist was empathetic and consulted a doctor who came back with a resounding NO
It is not approved by the FDA for the treatment, prevention, or diagnosis of any disease
The lethal dose in humans would be approximately 21,000mg for a 70kg person, making the 1-3mg daily doses used in typical protocols extremely safe from a toxicity standpoint
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