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Approximately 1.5% to 15% of people have a vitamin B12 deficiency, and our risk increases as we age
NMPEA The synthetic chemical NMPEA does not appear to be a legitimate ingredient
[23] A Look at Overmethylation
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While B12 is generally safe, caution is needed in specific clinical situations: Lebers Disease (Hereditary Optic Neuropathy): B12 injections are generally contraindicated or should be used with extreme caution, as they may potentially aggravate optic atrophy in this rare condition
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