For years, conventional wisdom was that older adults should take calcium and vitamin D supplements for bone health and to ...

Researchers monitored participants as a randomized sampling and had them take a combination of 2,000 international units (IU) ...

A study published in Nature has revealed the effects of vitamin D, omega-3 and exercise on clocks used to measure biological ...

Most people who supplement take between 800 IU and 2,000 IU a day through either a multivitamin, Vitamin D capsule or a combination of both. Vitamin D3 is preferred because it absorbs better than D2.

The ideal range for vitamin D in healthy individuals is between 600 and 2,000 international units (IU) daily. The body is most efficient at making vitamin D at midday (12 noon) when the sun is ...