Zinc, vitamin C, and vitamin D don't prevent COVID-19 deaths, a scientific review found. But vitamin D shortened patients' hospital stay if they started taking it after getting COVID-19. The review ...

Learn which supplement is best for preventing and treating respiratory viruses, how to take them, and side effects to watch ...

Researchers from the University of Toledo have analyzed 26 published studies, including a number of controlled clinical trials, in order to study the effect of several vitamin supplements on ...

A meta-analysis of 26 studies that included more than 5,600 patients hospitalized with COVID-19 has found that taking immune-boosting micronutrients such as vitamin C, vitamin D and zinc do not lessen ...

DEAR DR. ROACH: Am I taking too many vitamins, and are there benefits in taking all these vitamins? I started taking fish oil for my heart; 2,000 IU of vitamin D3 was suggested by my ...

There is no evidence that taking zinc will keep you from catching COVID-19. There’s some evidence that zinc helps your body fight a cold, but scientists don’t know if it helps ease COVID-19 symptoms.

Eating a nutrient-dense diet with plenty of plant-based foods can help people recover from COVID-19 by supporting their immune system and managing inflammation. Stronger flavors may help those who ...

“While oranges may have a slight edge in vitamin C content, both fruits are excellent choices for supporting your immune ...

The coronavirus disease 2019 (COVID-19), caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), led to hundreds of millions of infections worldwide, with over 6 million deaths so ...

How much vitamin C you need per day depends on your age, sex, pregnancy and lactation status, and if you smoke. Here are the guidelines and general limits.