which is better vitamin b12 injection or tablet Methylcobalamin 1500 mcg Tablets vs. Injection: Better? 💉 B12 Injections vs Tablets

Hu YR, Xing SL, Chen C, Shen DZ, Chen JL

Dosing information Usual Adult Dose for Pernicious Anemia: Initial dose: 100 mcg intramuscularly or deep subcutaneous once a day for 6 to 7 days If clinical improvement and reticulocyte response is seen from the above dosing: 100 mcg every other day for 7 doses, then: 100 mcg every 3 to 4 days for 2 to 3 weeks, then: Maintenance dose: 100 to 1000 mcg monthly Duration of therapy: Life Comments: Administer concomitant folic acid if needed

By inhibiting NNMT, 5-Amino-1MQ prevents this NAD drain , allowing cells to maintain higher NAD availability

Knowing the normal dose is important for both healthcare providers and patients