In a large, randomized trial, researchers at Mass General Brigham found that high-dose vitamin D3 did not reduce COVID-19 ...

In a large, randomized trial, researchers at Mass General Brigham have found that high-dose vitamin D3 did not reduce COVID-19 infection severity, but may impact long COVID outcomes.

Supplementation does not change four-week cumulative incidence of health care utilization among adults with newly diagnosed COVID-19.

High-dose Vitamin D doesn't reduce acute COVID severity but shows a promising signal for reducing Long COVID and brain fog.

Vitamin D didn’t blunt COVID’s initial impact—but it may hold a surprising clue in the fight against long COVID.

In a recent study published in Nutrients, researchers investigated whether vitamin D supplementation before the onset of coronavirus disease 2019 (COVID-19) could provide benefits. Study: Preventive ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Here are the coronavirus stories Medscape's editors around the globe think you need to know about ...

What role does vitamin D play in the coronavirus pandemic? Studies out of China show those sickest for the longest duration of time in hospitals had the lowest levels of vitamin D. Friday, May 15, ...

Sorry to break it to you, but Zinc and Vitamin C aren't going to cure you of COVID-19. With any sickness, somebody is sure to tell you that supplements like Zinc and Vitamin C are just the thing you ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Low plasma vitamin D levels emerged as an independent risk factor for COVID-19 infection and ...

Share on Pinterest A new study adds to the evidence that COVID-19 severity may have ties to vitamin D deficiency. Lam Luong Dinh/EyeEm/Getty Images Some research suggests vitamin D insufficiency has ...

The death rate for COVID-19 in vaccinated older adults with low vitamin D was similar to unvaccinated older adults, but people with lower levels have a higher risk compared with people who had higher ...