Vitamin D is more than a bone builder. It boosts muscle function, immunity, and recovery for those who train hard. Learn why ...

Discover how vitamin D3 influences everything from bone strength to mood. Learn the top 7 natural sources and how to ...

Let's be real: unless you're eating fatty fish every day and washing it down with fortified milk, you probably need a boost ...

Discover how Vitamin D deficiency drains energy & slows workout recovery. Learn causes, testing, and solutions to boost your gains.

When vitamin D is taken on an empty stomach or with low-fat meals, absorption can drop significantly. In fact, a study found ...

and immune system have vitamin D receptors. The body transports the vitamin to the kidneys and liver, where it converts into an active hormone. In this form, it assists the body in absorbing calcium.

Although we are exposed to the sun all year round, a surprising number of Malaysians have insufficient vitamin D, the ...

Discover 5 essential hormone truths from a nurse who lost 80 lbs—must-know tips for women over 30 trying to lose weight.