Too much vitamin D, or vitamin D toxicity, happens due to a buildup of calcium in the blood (hypercalcemia), which can be ...

In a new study, heart attack survivors who received a high, personalized dose of daily vitamin D had a 52 percent lower risk of a repeat heart attack. The results suggest specific vitamin D dosing, ...

Previous research has shown that vitamin D deficiency can increase the risk of multiple sclerosis (MS) — and a new study suggests that supplementing it in high doses could help reduce symptoms. The ...

Higher doses of vitamin D3 supplementation did not significantly reduce cardiac biomarkers in older adults with low serum vitamin D levels. The STURDY trial found no significant differences in ...

Using significantly higher doses of vitamin D than recommended for five years did not affect the incidence of type 2 diabetes in elderly men and women, according to a new study. Using significantly ...

A bottle of B-complex vitamin pills. Image by By Ragesoss CC BY-SA 3.0 A bottle of B-complex vitamin pills. Image by By Ragesoss CC BY-SA 3.0 Some studies have reported that taking vitamin D may help ...

Two doses of vitamin D were investigated for their potential to have a positive impact on systolic and diastolic blood pressures when administered in conjunction with calcium. Outcomes in a new ...

High-dose vitamin D reduced disease activity in early MS and CIS compared with placebo. Patients taking vitamin D had a longer time to disease activity: 432 days versus 224 days. No severe adverse ...

Vitamin D helps your body absorb calcium, supports bone health, and lowers inflammation. Supplementing with vitamin D can lower LDL and total cholesterol, but doesn't affect HDL cholesterol. High ...

Using significantly higher doses of vitamin D than recommended for five years did not affect the incidence of type 2 diabetes in elderly men and women, according to a new study from the University of ...