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

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.

Vitamin B12 is an essential nutrient that's often overlooked. Also known as cobalamin, vitamin B12 helps your body produce vital red blood cells and boost your energy levels, among other things.

What are the health benefits of vitamin B12? “Vitamin B12 is essential for proper neurological and metabolic functioning, including the transport of oxygen in our bodies,” Whitney English, a ...

Vitamin B12 deficiency can cause anemia, nerve damage, cognitive changes, and mood symptoms. Experts warn it’s often missed, ...

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 ...

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 ...

Vitamin B12 Level: What happens if your body has too much vitamin B12? Read on to find out the dangerous side effects of having excessive levels of this nutrient in the body. Vitamin B12 is a vital ...

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 ...

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 ...

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