People who don’t get enough vitamin B12 through their diets may need a supplement to fill the gap. Here’s how much to take.

The nutrient plays a role in memory, focus, mental health and so much more. Here's how to get more of it.

Add Yahoo as a preferred source to see more of our stories on Google. Registered dietitians explain what vitamin B12 is, how much you need, and the potential side effects of taking too much. Vitamins ...

Have you stood in front of the mirror and found yourself looking rather pale, head reeling and a general gloomy and irritated ...

Our body needs a variety of different vitamins and minerals to thrive, including eight different B vitamins. And out of all of them, vitamin B12 might be the most popular. But what exactly is B12, and ...

Vitamin B is the foundation of a healthy body. It boosts your energy levels, improves brain function, and promotes cell metabolism. Any deficit can cause fatigue, poor appetite, sadness, and ...

Brits plagued by forgetfulness are being told to get their vitamin levels checked, as running low on a crucial nutrient can trigger symptoms similar to dementia. The NHS states that a lack of a ...

It is safe to take vitamin B12 and magnesium together. Both may help improve your energy and the health of your nervous ...

Best Way to Take Vitamin B12 Supplement: We're often advised to take vitamin B-12 when we're feeling tired or weak. But the ...

Constant tiredness can be easily dismissed, but I discovered that my exhaustion was caused by a common vitamin deficiency. Here are the warning signs to watch for and when to see your GP.

Pernicious anemia is an autoimmune condition in which the body cannot absorb vitamin B12 properly. A person with pernicious anemia requires lifelong vitamin B12 supplementation. Vitamin B12 is ...

This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: There’s not much research on B12 shots for weight loss ...