Medically reviewed by Jamie Johnson, RDN Taking vitamins is usually good for your health, but is it possible to take too much? The answer is yes. While vitamin B complex plays a role in energy, brain ...

Vitamin B complex is a common supplement that people ... having too much can have worrying side effects from cardiovascular ...

If your doctor has prescribed this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have ...