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

Medically reviewed by Jay N. Yepuri, MD Key Takeaways Vitamin C, containing ascorbic acid, is an important water-soluble ...

If you ask most conventional doctors whether they take supplements themselves, the chances are they will reply that they do ...

Vitamin D deficiency is prevalent in many adults across the globe and has the potential to quietly affect ones bone health, ...

People with vitamin D deficiency are at greater risk of becoming depressed, and those with depression are more likely to be ...

Tiredness, constant colds, and low mood are often dismissed—but they may be your body’s critical signals that you need this ...

Vitamins D and C both play important roles in immune health, but will either prevent you from getting sick? Here's what experts want you to know.

Vitamin K is crucial for preventing bleeding and ensuring strong bones. Insufficient levels can cause serious health problems ...