There is a lack of research on the effects of vitamin B12 on fat metabolism and no indications that vitamin B12 shots or oral supplementation may promote weight loss
If you were prescribed B12 injections for a documented deficiency, your doctor will reassess whether the injection schedule needs adjusting
If you see any air bubbles, lightly tap or flick the syringe to draw the bubbles to the top (the end with the needle) and expel the air
Doctors check what causes low B12 before starting treatment
The sores usually clear up on their own, but it helps to avoid ingredients that might be irritating or painful, like vinegar, citrus, and hot spices like chili powder
The injections are usually given in your upper arm or thigh, or into a muscle