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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That’s where supplements can really make a difference. But before you grab the first bottle you see, it’s ...

It may be best to take vitamin D in the morning because taking it at night might reduce melatonin production. Most foods do not have enough vitamin D to meet people's needs, so supplements can help ...

Vitamin D supplements are typically used to guard against bone loss and fractures, but new research offers up another possibility: For folks with pre-diabetes, they may help lower the chances of a ...

Dr. Troy Mensen is a family medicine doctor based in the Chicago area. He completed his undergraduate degree at the University of Northern Iowa and his doctorate at Des Moines University College of ...

Everyone knows vitamin D-- it's the nutrient we get from the sun. Vitamin D is important for several bodily functions, the main ones being bone and muscle strength and immune function. Still, about 35 ...

Vitamin D is produced in the skin when we are exposed to sunlight. You can get about 10,000-20,000 IU of vitamin D from 30 minutes in the sun. EyeEm Mobile GmbH/Getty via McClatchy Media Despite all ...

Vitamin D3 supplementation does not change the 4-week incidence of health care utilization or COVID-19-related outcomes among adults with newly diagnosed COVID-19 but may reduce the risk for long ...

Add Yahoo as a preferred source to see more of our stories on Google. This matters because, of vitamin D’s two primary forms, vitamin D3 is the one that requires exposure to sunlight and is considered ...