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Typically: Results are noticed within 1-4 weeks Some people may need several injections close together at first (loading doses) Maintenance injections are usually given every 4-12 weeks Keep in mind that everyone responds differently while many experience improved energy and focus, vitamin therapy may not resolve all symptoms related to low B12 or fatigue
Chen CH, Ferreira J, Mochly-Rosen D
tudes scientifiques
Researchers may consult the relevant literature from past trials to see how it has been dosed in past studies
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