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.

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

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 ...

A neurologist explains how common medications can cause vitamin B12 deficiency, damage nerves over time, and trigger numbness, memory issues, and fatigue.

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

Vitamin B12 deficiency affects about 15% to 50% of the Indian population. Here are the signs you need to be aware of and what to do when you are deficient.

Veganism is lauded for its ethical, environmental, and health benefits. Vitamin B12 is typically lacking in plant-based diets ...

It's normal to feel tired sometimes. Managing work, family, and social commitments can be exhausting. But when day-to-day tiredness turns into debilitating fatigue, it's time to make a change. If ...

Constant exhaustion is often dismissed as lifestyle-related, but experts warn it may signal vitamin B12 deficiency. This ...

WANT THE DRUG SOLD. INSTEAD, THE AGENCY IS SEEKING MORE DATA ABOUT THE HIGHER DOSES. THE PANEL WILL MEET TOMORROW IN WOMAN’S DOCTOR PLAYS AN IMPORTANT ROLE IN YOUR OVERALL HEALTH BRAIN AND NERVE ...

Beef is a good source of vitamin B12. However, other foods, like clams, oysters, lamb liver, and sardines, contain even ...