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Consistency matters significantlymissing doses allows levels to drop
There is no robust clinical evidence that B12 injections enhance energy, alertness, or performance in individuals whose B12 levels are already adequate
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For B12 deficiency, a typical injection dose is 1,000 micrograms (mcg) once a week for 4 to 8 weeks, then monthly
Nonetheless, clinical trials and user experiences have suggested that administering 300mcg of the peptide has been effective for people
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