vitamin b12 injection may mask Methylcobalamin (Vitamin B12) Vitamin B12 + MIC Injections
Description
The mechanism here is difficult to determine, however presumably stems from an increased production of transcobalamin II (22-24)

Dont drink alcohol or strong teas the first few days

Distinct causal effects of body fat distribution on cardiometabolic traits among children: findings from the BCAMS study
Vitamin B12 shots are the most common way to prevent or treat a deficiency