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. Fatigue can be a sign of a potential B12 deficiency. Maca and Naca/E+ via Getty Images For several months during the summer of ...

Vitamin B12 is one of the B vitamins, and deficiency of this vitamin is not uncommon. Here's what to know about vitamin B12, its deficiency and treatment options. Basic Facts on Vitamin B12 Vitamin ...

Vitamin B12 is essential for red blood cells, DNA synthesis and your cognitive health. Taking your vitamin B12 supplement at breakfast time may help with efficacy. While side effects are rare, vitamin ...

DEAR DR. ROACH: My stepdad is 84 years old and having problems with B12 deficiency. He is taking B12 shots, 1,000 mcg once a week, in addition to taking a 5000 mcg B12 vitamin daily. The numbers come ...

Dear Dr. Roach: My stepdad is 84 years old and having problems with B12 deficiency. He is taking B12 shots, 1,000 mcg once a week, in addition to taking a 5000 mcg B12 vitamin daily. The numbers come ...

The long-term effects of a Vitamin B12 deficiency in women include not only chronic tiredness but also a negative impact on ...

Take vitamin B12 on an empty stomach in the morning or early afternoon to maximize absorption and avoid sleep disruptions.

Vegan diets can increase the risk of vitamin B12 deficiency if not planned properly. A senior clinical dietician explains why ...

For most of us, morning starts with a set routine — a series of rituals that stay more or less the same every day. A hot cup of tea or coffee, maybe a quick breakfast, sometimes a glass of warm milk, ...