Some people claim that B12 shots can help with weight loss, but experts do not recommend them as a standalone treatment for weight loss
Kelly B, Pearce EL
You are medically fit and not contraindicated by any serious gastrointestinal problems
People who take certain medications may also be at risk of vitamin B12 deficiency, including, but not limited to, estrogen, H2 receptor antagonists, PPIs (Proton Pump Inhibitors), Chloramphenicol, and Metformin
The frequency of vitamin B12 injections may also vary depending on your individual needs and response to treatment
Vitamin B12 plays a role in red blood cell production, DNA synthesis, and the proper functioning of the nervous system