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I usually inject this to my husband All the time

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

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It also supports wound healing and hormone regulation

A lack of vitamin B12 can often lead to fatigue and weakness due to megaloblastic anemia a blood disorder that causes unusually large red blood cells (megaloblasts) and a lower red blood cell count, which results in a lower supply of oxygen to the body