Everything you need to know about vitamin B12, the biggest benefits and what happens if you don't get enough. Sean Jackson is a creative copywriter living in Florida. He's had work published with ...

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be enough – particularly if you are older. It may even put you at risk for ...

Vitamin B12 is essential for several functions in your body. Some vegetarian sources of vitamin B12 include eggs, dairy products, nutritional yeast, and nori. Share on Pinterest Vitamin B12 is an ...

Your doctor will give you the right dosage of vitamin B12 supplement, especially if you will inject it. Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases ...

While vitamin B12 might not be as buzzy as calcium or an immediately recognizable household name like Vitamin C or D, it's just as important for your health—and particularly your brain health.