how to give a vitamin b12 injection Injections How to give yourself a

While B12 and Lipo injections are generally considered safe, its important to use caution and seek medical advice before administering them

However, researchers do not know if the effects of obesity can cause a reduction in B12 levels or if reduced B12 levels may be a contributing factor to obesity

For a deeper dive into how it works, you can check out our guide on how to test for B12 deficiency at home

Vitamin B12 shot side effects Most people tolerate vitamin B12 injections well, but possible side effects include: Mild: soreness or redness at injection site, mild diarrhea, nausea, headache, itching Rare but serious: allergic reactions (rash, swelling, difficulty breathing), low potassium (hypokalemia), dizziness or heart rate changes Get emergency medical help if you have signs of an allergic reaction to Vitamin B12: hives