Learn how to spot vitamin B12 deficiency symptoms early and find the best ways to incorporate it into your daily routine.

A person who has the type of anemia with B12 deficiency and low B12 levels (called "megaloblastic anemia" with unusual white ...

Is your hair feeling dull, weak, or falling out a lot more than usual? Check your vitamin B12 levels. While you search for ...

Allergic reactions to vitamin B12 are rare, but real. The reason may sound strange, but it's true - an allergy to cobalt.

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 ...

Three experts explain what to watch for and how to correct low stores of this B vitamin. By Jenny McCoy Feeling extra fatigued lately? There are lots of reasons why you may not have the usual pep in ...

Vitamin B12, according to the National Institutes of Health Office of Dietary Supplements, is a nutrient (or family of molecules called the cobalmins that incorporate an ion of th ...

Vitamin B12 is found exclusively in animal-based products such as milk, cheese, curd, eggs, meat, and fish. While vegetarians ...