dsip vs melatonin comparison sleep Delta Inducing Peptide - an overview Delayed sleep phase disorder (DSPD)

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Vitamin B12 injections are the most common way to prevent or treat a deficiency

Vitamin B12 deficiency results in megaloblastic anemia, GI lesions, and neurologic damage that begins with an inability to produce myelin and is followed by gradual degeneration of the axon and nerve head

Of course the B-12 deficiency came about due to hypothyroidism causing slowed digestive system, low stomach acid, poor absorption of B-12so I guess you could say it was a thyroid set of symptoms, yet I fixed them, for now, with B-12

188,189 Testing both serum total B 12 levels and levels of indicators of B 12 function such as methylmalonic acid, folate, and homocysteineall of which increase with B 12 deficiencymay also improve detection of deficiency