Self-medicating with vitamin B12 without a doctor’s guidance is not a good idea. Even though B12 is water-soluble (meaning excess amounts are usually flushed out in urine), taking more than your body ...

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

The doctor explains B12 sources from a vegetarian diet, who needs them most, and how to incorporate them into a daily diet ...

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, ...

Medically reviewed by Jonathan Purtell, RDN Key Takeaways Vitamin B12 supports energy, red blood cell formation, nerve function, and DNA production.A deficiency can cause fatigue, weakness, headaches, ...

Sarah is a registered dietitian and freelance writer passionate about connecting people to information that will help them improve their mental and physical health. She’s a big believer that food is ...

Vitamin B12 supplements may help treat certain symptoms of kidney disease. They can assist in preventing anemia and may also treat vitamin B12 deficiencies, which are common in people with kidney ...

Eggs are a natural source of vitamin B12, crucial for nerve function and energy. Researchers found cooking methods affect ...

Hidden vitamin deficiencies like vitamin D, B12 and folate are emerging as a silent but major cause of fertility problems in ...

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

The results offer a dose of hope for millions of Americans—and a future with more personalized care recommendations.

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