book b12 injection aod9604 daily dosage Vitamin & B Complex Birmingham – Now Vitamin B12 Injections for Energy,
Description
In people without pernicious anemia, about 0.5 g/day of B12 is reabsorbed by enterohepatic circulation in which B12-containing bile is secreted by the liver into the digestive tract where the B12 is then reabsorbed via intrinsic factor

Additionally, excessive alcohol consumption can affect vitamin B12 absorption and metabolism, potentially reducing the efficacy of the cyanocobalamin component
Snijder, M

I needed someone to go deeper than traditional medicine does and figure out some things and I think Matt has nailed it