Almost all successful anti-fracture clinical trials have used vitamin D3 at a dosage of at least 800 IU/day (20 mcg per day). Ideally, the vitamin D blood test should be offered from the fall ...

The paper on page 131 of this issue of Nature Structural Biology furthers our understanding of one of these vitamins — vitamin D — by describing how it interacts with the protein that carries ...

The SOLARIS results suggest, however, that high-dose vitamin D3 cannot be recommended as a treatment for patients with ...

But if you’ve been shopping the supplement aisle, you must have noticed that there isn’t just one form of vitamin D: vitamin D2 and D3 are called out on various labels, too. What exactly is the ...

The SOLARIS results suggest, however, that high-dose vitamin D3 cannot be recommended as a treatment for patients with untreated metastatic colon cancer. Reference: Ng K, McCleary N, Meyerhardt JA.

However, consuming too much vitamin D3 can lead to vitamin D toxicity, so it's important not to exceed your prescribed or recommended dosage, says Hodson. "Because Vitamin D is a fat-soluble ...

Participants were randomized to receive one of four doses of vitamin D3 supplementation: 200, 1000, 2000, or 4000 IU/d, with 200 IU/d as the reference dose. Cardiac biomarkers, including hs-cTnI ...