vitamin b12 injection vs oral Injections vs. Supplements: Which Do You Actually Need? B12 Injections vs Oral Supplements:

That works out to less than half a pound per week

Reducing fluid-rich foods such as fruits and vegetables, or increasing exercise without adequate hydration, can reduce blood volume and cause the heart to beat faster to maintain circulation

Someone focused on energy, sleep, and GH support may be looking at Sermorelin

Adult females who are pregnant are recommended to take 2.6 micrograms every day, while the recommended value for lactating women is 2.8 micrograms

What you describe isn't quite the same as '0', is it

The rate at which the vitamin is absorbed is the primary distinction between B12 injections and infusions