If you're dealing with a B12 deficiency or simply struggling to get enough of the essential vitamin in your diet, B12 supplements can help. These are the benefits and potential risks to know.

Dear Doctors: I was surprised when a blood test at my annual checkup found I’m low in B vitamins, especially B12. My doctor gave me a shot, and the fatigue that I had been feeling went away. Why is ...

Feeling low-energy? You could be among the estimated 3.6% of Americans who are deficient and 12.5% who get insufficient amounts of vitamin B12. Everyone requires a certain amount of B12 depending ...