Pain fibers are in the skin, and going through the skin too slowly or too forcefully may increase the pain
But B12 shots themselves arent associated with weight loss
These include serious infection, uremia or renal failure, drugs with bone marrow suppression properties (e.g., chloramphenicol), or concurrent undiagnosed folic acid or iron deficiency anemia
Thats when we think about vitamin B12 via injection. Advertisement Sign up for our Health Essentials emails for expert guidance on nutrition, fitness, sleep, skin care and more
If dietary sources are insufficient, however, a doctor may recommend supplementation through pills or injections, depending on the cause of the deficiency.