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

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, ...

A new scientific review suggests that the form of vitamin B12 you take may influence how effectively your body can use it, ...

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 ...

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

The world of vitamin B12 supplementation has undergone significant changes in recent years. Once confined to basic tablets, modern B12 supplements now come in various forms designed to meet specific ...

"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.

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 ...

You might not realise it, but vitamin B12 is a powerhouse for supporting your health. It does everything from helping your muscles repair to improving your mood and giving you energy to go about your ...

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.