can b12 injection cause weight gain Injections for Loss Vitamin B12 Side Effects
Description
PubMed Ng, F
Many patients start noticing weight loss within a few weeks

However, very large hematomas or incorrect injection technique could potentially impact absorption

References Kraus D, Yang Q, Kong D, Banks AS, Zhang L, Rodgers JT, et al

Promptly notify a healthcare provider if adverse reactions occur.

You can then press the plunger carefully again and push the air out