Vitamin B12 deficiency can be caused by poor diet or malabsorption, leading to fatigue, muscle weakness, and memory problems.

This comprehensive review examines vitamin B12 absorption, physiological roles, deficiency states, and dietary sources, with ...

Patchaid’s B12 energy plus vitamin patches offer a unique way to top up your B12 levels by way of a patch worn on the skin.

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 ...

Medically reviewed by Jonathan Purtell, RDN Key Takeaways Vitamin B12 supports energy, red blood cell formation, nerve ...

Most people focus on getting common vitamins like A, C or D from their diet and they end up overlooking Vitamin B12. But you shouldn't. Vitamin B12 is one of the most essential nutrient for our bodies ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It’s normal to wonder if you’re meeting your nutritional needs if you’re feeling off in your day-to-day.

The elderly often report nutritional deficiency and rely on taking multivitamins. Now, new research from Mass General Brigham ...

When humans need more Vitamin B12—a nutrient that makes healthy red blood cells and turns food into energy—we can get it by ...

Some common medications can lead to vitamin and mineral deficiencies. Learn which medications can interact in this way.