logo

8. Are There Any Side Effects?

Most people who receive B12 injections don’t experience any adverse effects. Some people, however, develop diarrhea or feel swollen after the shot. Problems like these are often short-lived and resolve without professional help. Other, more unusual symptoms include muscle weakness, frequent irritation, and extreme thirst.

Side Effects B12 Shots Rare Demkat / Getty Images

Advertisement
Advertisement
Advertisement

Popular Now on Facty Health


Disclaimer

This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.