Vitamin D supplements are widely used around the world, but health experts say it’s important to understand how daily intake can affect the body over time.

Here’s what vitamin D3 is and why your body needs it.

Vitamin D is a fat-soluble vitamin and supplement that supports bone health and the immune system. Supplements like magnesium ...

Plus, how to up your intake.

They may recommend taking a high dose of vitamin D for the first few weeks just to try and get you back to normal. You’ll want to test again about six months later to see if that supplementation was ...

Vitamin D is one of the most widely used dietary supplements in the world, but many people are unsure about the best time of day to take it.

Taking vitamin C and D together boosts your immune system and supports bone health. Both vitamins may enhance wound healing and prevent infections.

Vitamin D has long been known as an essential nutrient for strong bones and teeth, but in recent years it has gained a new reputation as a "longevity" vitamin because of its wide-reaching role ...

A viral claim links common vitamin deficiencies to hidden depression, but what does the science actually show?

The report warns that symptoms of hypervitaminosis D can include: drowsiness; confusion; apathy; psychosis; depression; stupor; coma; anorexia; abdominal pain; vomiting; constipation; peptic ulcers; ...

Adults with a deficiency of vitamin D are at increased risk for developing dry eye disease than those without low levels of the nutrient, a study finds.