vitamin b12 injection im dose B-12 Cyanocobalamin
1000 mcg / mL Intramuscular or Subcutaneous
Multiple Vial 30 mL , Each
Westeard 00143961910 Vitamin B12 IM Injectable at
Description
No human dose is recommended by this wiki

Injecting daily helps maintain steady saturation of your cells

Recommended Dosing The starting dose of hydroxocobalamin for adults is 5 g administered as an intravenous infusion over 15 minutes (approximately 15 mL/min)

5-Amino-1MQ inhibits NNMT

And it makes it very hard to to apply a blanket rule - some people may manage well with alcohol and injections

Bisanz, J