Winter means less time in the sun, but there are foods that can help you get the vitamin D your body needs to function.

Find out how vitamin C and vitamin D function in your body, their role in immune defense, and how much you may need for optimal support.

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 D is more than just a vital nutrient - it acts as a hormone! In winters, reduces sunlight often leads to deficiency that needs to be addressed.

Tuna is among the many types of fish that are hearty sources of vitamin D. In fact, a serving can provide over 5% of your ...

Vitamin D alone may not be enough for bone health. Nutritionists explain why magnesium is essential to activate vitamin D and ...

You’ve likely heard about vitamin D’s important role in maintaining strong bones and teeth. But it also plays several other important roles to keep your body healthy – including the function of your ...

There is an “indisputable relation between vitamin D and the immune system”, says a new review that shows that avoiding vitamin D deficiency has clear benefits for immune health. In addition, ...

Doctors explain why vitamin D supplements may not work properly if your kidneys are unhealthy, and how kidney function ...

Higher concentrations of 25(OH)D 3-- the main form of vitamin D assessed in the study -- in four areas of the brain were tied to 25% to 33% lower odds of dementia or mild cognitive impairment, ...

Vitamin D is essential for bone and immune health, but too much can be dangerous. Experts warn that excess supplementation ...

In a definitive critical review, scientists at Children’s Hospital & Research Center Oakland ask whether there is convincing biological or behavioral evidence linking vitamin D deficiency to brain ...