Approximately 1 billion people are suffering from Vitamin D deficiency, according to the National Library of Medicine in the ...

UK holidaymakers soaking up the sun whilst popping potent supplements could also be putting themselves in harm's way ...

Women between ages of 30 and 70 need about 600 international units, and once they're over 70, that number goes up to about ...

When the sun is out, your body can potentially make its own vitamin D, but it still may make sense to continue with ...

With Brits soaking up the sun during the recent heatwave, one medical professional has suggested the adequate time needed for ...

The demand for, and use of, the best hair, skin, and nail vitamins (a.k.a. HSNs) has skyrocketed in recent years, according to a 2023 survey published by the Journal of the American Academy of ...

The Recommended Dietary Allowance (RDA) for vitamin C depends on a handful of factors, including age and sex (for adults): 19 years and older: 90 mg for men, 75 mg for women (85 mg when pregnant and ...

Too many supplements and medications can be hard on your liver. A doctor explains how to get the most bang for your buck and avoid side effects.

Vitamin D toxicity is usually the result of taking too many supplements, says Araujo. It is a potentially life-threatening condition that could lead to kidney failure, irregular heartbeat or death ...

Learn about normal vitamin D levels by age. This article also looks at sources of vitamin D, symptoms of vitamin D toxicity, and more.

Vitamin D overdose is possible and becoming more common, doctors warn This is becoming a serious threat as complementary therapies are gaining popularity. Updated: Mar 12, 2025 05:49 AM EST ...

Vitamin D, often called the “sunshine vitamin,” is essential for maintaining healthy bones, teeth, and immune function. While it is crucial to get adequate amounts of vitamin D for overall health, too ...