b12 injection subcutaneous vs intramuscular Injecting vitamin b12 subcutaneous injection vs
Description
Vitamin B5 foods

Usually, doses are between 1,000 to 2,500 mcg per shot

doi: 10.1210/jc.2002-021843

As a result, B12 bonds to these molecules instead of transcobalamin II

But some may notice mild effects, especially with injections

Yes, a blood test is usually recommended to confirm a deficiency before starting treatment
