Can vitamin B12 deficiency be a sign of cancer? Learn the symptoms, risks, connection to cancer, treatments, and why this ...

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

Vitamin B12 is important for creating red blood cells, keeping nerve health and cognitive health in check. This is why it is important to ensure that one introduces food sources in their diet that are ...

Vitamin B12 is essential for blood formation, nerve and brain function, and energy metabolism. Deficiency is common in vegetarians, older adults, and malabsorption states and causes fatigue, ...

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

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

The Best Weight Loss Supplements for Women This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: The best ...

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

Vitamin B12 shots are injections that a doctor may prescribe to treat a vitamin B12 deficiency. They may be useful for those with gastrointestinal issues, older adults, vegans, and vegetarians. A ...

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 vitamins and supplements may be unknowingly disrupting your sleep, especially if they affect your energy levels. Here's what experts recommend to protect your rest.

Eggs are a solid source of vitamin D, but many foods like cod liver oil, rainbow trout, and fortified milk contain higher ...