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where to give b12 injections Vitamin Where Should Vitamin B12 Be
Description
Their role in specific areas, such as fat metabolism and weight loss, remains unclear and is not substantiated by significant clinical evidence

It aids in the production of melatonin, which regulates sleep and wake cycles, as well as serotonin, which influences deep sleep and wakefulness

doi:10.1073/pnas.050909910

Timing: Morning injections are preferred, aligning with natural circadian fat metabolism
