Researchers analyzed 11 trials with 655 adults and discovered that taking vitamin D2 supplements decreases the body's vitamin D3 levels, a previously unknown effect.

Researchers from the University of Surrey in the UK found that taking vitamin D2 can cause reduced levels of vitamin D3 in ...

“However, we discovered that vitamin D2 supplements can actually decrease levels of vitamin D3 in the body, which is a ...

Taking vitamin D2 may lower vitamin D3 levels, suggesting the two forms aren’t interchangeable. Vitamin D3 appears more ...

What Exactly Is Vitamin D? Despite its name, vitamin D isn't a vitamin—it's a hormone. Unlike traditional vitamins that we must obtain solely from food, our bodies can produce vitamin D naturally when ...

Vitamin D is a nutrient required by the body alongside calcium to build bones and keep them healthy. The body is able to absorb calcium only if it has adequate amounts of Vitamin D. Additionally, it ...

A new study found that vitamin D supplementation offered no statistically significant protection against acute respiratory infections. Vitamin D may be helpful for protecting some groups of people, ...

Vitamin D helps the body absorb calcium, build strong muscles, maintain a healthy immune system, and prevent neurodegenerative conditions.