why do i feel so tired after b12 injection Vitamin Why Do I Feel Worse

Its used for pernicious anemia, malabsorption syndromes, and certain neurological disorders linked to B12 deficiency

For instance, hydroxycobalamin is stored in the body longer than cyanocobalamin, reducing the need for frequent injections

Subsequent human studies including the 2016 Lee et al

Liver-specific deletion of acetyl-CoA carboxylase 1 reduces hepatic triglyceride accumulation without affecting glucose homeostasis

These injections facilitate the breakdown and eventual removal of fat from the liver, promoting efficient fat metabolism

If you are low in B12, folic acid can 'bypass' the blockage in blood cell production, making your blood tests look normal