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

Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.

Add Yahoo as a preferred source to see more of our stories on Google. MicroStockHub/Getty Images Most people focus on getting common vitamins like A, C or D from their diet and they end up overlooking ...

Magnesium and vitamin B12 are vital nutrients for supporting energy. Here's what to know about when and why one may be more beneficial than the other.

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 on ...

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

Supplements like vitamin D, vitamins B12, and omega-3 fatty acids are actually worth adding to your wellness routine.

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 ...

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

AS you get older, it’s not uncommon to feel more tired. The mid-afternoon nap becomes a daily ritual and mundane chores start ...

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.