You've just finished your annual checkup and feel great about your health. Then your lab results arrive: elevated liver ...

Maintaining normal vitamin D levels can help support healthy sleep patterns. However, the time of day you take vitamin D may ...

Many people take high doses of vitamin D without seeing any change in their blood work.

Vitamin D is essential for brain health and mood. Taking it in the afternoon with a large meal can help improve absorption ...

This narrative review argues that vitamin D is clearly important for skeletal health during the first 1,000 days of life and ...

A new study links higher vitamin D levels in middle age to reduced accumulation of tau, a brain protein tied to dementia.

Vitamin D supplementation may help shape how the immune system responds to gut bacteria in people with inflammatory bowel ...

Experts reveal the surprising truth about nighttime vitamin D and how it may impact your sleep cycle.

If you spend the bulk of your time indoors, you should probably add this supplement to your stack. Experts share exactly how ...

Vitamin D3 did not affect COVID-19-related health care outcomes at 4 weeks but may have contributed to a reduction in long ...

In a large, randomized trial, researchers at Mass General Brigham have found that high-dose vitamin D3 did not reduce COVID-19 infection severity, but may impact long COVID outcomes. Results of the ...

You can take vitamin C and D together safely without worrying about interactions. Here's what taking them together has the potential to do for your body. Consuming adequate amounts of vitamin C and D ...