how often do you need a vitamin b12 injection What Are the Benefits of Injections? Vitamin B12 Injections Dosage and

Side effects of Neurobion Injection Most side effects do not require any medical attention and disappear as your body adjusts to the medicine

Long-term effects have not been studied in humans or even in animals beyond short-term protocols

The most consistently documented side effect of excessive B12 is dermatological reactions, particularly acne-like eruptions and rosacea flare-ups

J Neurol 260:28442848 Rispoli V et al (2017) Peripheral neuropathy in 30 duodopa patients with vitamins B supplementation

For instance, if you are a vegetarian or a vegan, you might need a higher vitamin B12 dose than someone who consumes animal foods