Like most supplements, vitamin B complex can cause side effects, depending on the dose and type of vitamin B. Find a list of ...

Vitamin B12 does also accumulate in a few plant-based sources, including some mushrooms, seaweed, and nutritional yeast, but ...

Medically reviewed by Karina Tolentino, RDB vitamins (also known as vitamin B complex) are a group of eight essential ...

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 ...

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.

B12 is needed for neurological function, red blood cell production, metabolism, and DNA synthesis. Having a vitamin B12 deficiency can affect your health in many ways. B12 is a ...

He failed to continue his medication and in 1953 experienced a relapse. Subsequently he received injections of vitamin B 12 regularly until 1962, when he began treating himself daily with a ...

Vitamin B12 can be found in multivitamins, B-complex supplements ... A prescription form of vitamin B12 can be given as an injection, notes the NIH—typically for people with deficiencies ...