how to vitamin b12 injection self-inject intramuscular - Overview How to Give a B12

Askari G, Nasiri M, Mozaffari-Khosravi H, Rezaie M, Bagheri-Bidakhavidi M, Sadeghi O

Pathological causes of elevated B12 warrant careful consideration: Haematological disorders : Myeloproliferative neoplasms (polycythaemia vera, chronic myeloid leukaemia), acute leukaemia, and lymphoproliferative disorders can increase B12-binding proteins (transcobalamin and haptocorrin), elevating total serum B12 [3] Liver disease : Hepatocellular damage releases stored B12 into circulation

On the physical side, you might notice constant tiredness that doesn't improve with rest, heavy legs during workouts, shortness of breath on efforts that shouldn't wind you, pale skin, and a need for frequent napping

Really helpful especially with the cancer meds Im having to take