Plus, how to up your intake.

Vitamin D supplements are among the most widely used in the United States, especially among people who don’t get enough sunlight or vitamin-D-rich foods. Health experts say daily supplementation can ...

New research suggests that low vitamin D levels can trigger higher levels of inflammatory markers—highlighting the vitamin’s ...

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 ...

Low vitamin D levels may affect your sex drive by influencing hormones, mood, energy, and blood flow. Learn how vitamin D deficiency affects libido and whether supplements can help.

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 ...

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

I'm pretty consistent when it comes to taking my B12 vitamins — having energy is a must when you have a toddler. And thanks to my love of fruits and veggies, I'm definitely not slacking on vitamin C ...

Not getting enough vitamin D can weaken bones, teeth, and muscles by interfering with calcium absorption. Lack of the vitamin has also been implicated in dementia and an increased risk of colorectal ...

Make sure you're getting enough of the vitamin. According to a study in The Journal of Clinical Endocrinology & Metabolism, women with low levels of D are twice as likely to combat depression. Getty ...

Insufficient or deficient vitamin D levels were linked to a higher risk for COVID-19 hospitalisation but not infection; however, no significant associations emerged among participants with a prior ...

Low to moderate vitamin D doses may reduce MS relapse rates, while high doses show no additional benefit, according to a new meta-analysis.