b12 injection dizziness Methylcobalamin (Vitamin B12) Oral Vitamin B12 Side Effects

Methylcobalamin : A naturally occurring, active form of B12 used in some injections

These reports are largely anecdotal and relatively rare

One study, for instance, notes that people who are overweight or obese appear to have lower levels of vitamin B12 than those with a body mass index (BMI) that falls within the range considered to be normal. People who took vitamin B12 supplements of their own volition gained between 2.5 and 17 fewer pounds (1.27.7 kg) over ten years compared to those who did not take any form of supplementation with this vitamin

Regularly track your symptoms, including energy levels, fatigue, and any tingling or numbness, and report significant changes to your provider for appropriate adjustments