Two large clinical trials published by The BMJ today show that boosting vitamin D levels in adults during the SARS-CoV-2 pandemic was not associated with protection against respiratory tract ...

Video above: Study casts more doubt on vitamin D pillsVitamin D supplements aren't likely to prevent an infection from COVID-19 or respiratory infections like colds or flu, even if your current levels ...

Vitamin D supplements can bolster the immune system against acute respiratory infections, according to a new study published in The BMJ. While previous studies have shown vitamin D can trigger immune ...

"The major takeaway is that for people in general, a vitamin D supplement did not prevent COVID-19, serious COVID-19 or symptomatic acute respiratory tract infections," said study author Dr. Arne ...