Researchers at Cleveland Clinic Florida are to test whether vitamin C and zinc help reduce the likelihood of a newly diagnosed coronavirus patient being hospitalized. They say they also want to see if the micronutrients can reduce the severity and duration of symptoms.

Vitamin C and zinc tablets are to be distributed to elderly and disabled people in Madurai, India, to help them build immunity against the coronavirus.

A new study by Japanese researchers suggests the natural amino acid arginine may help treat inherited neurodegenerative diseases such as Huntington’s disease.

As evidence builds that coronavirus patients with vitamin D deficiency are much more likely to experience severe clinical outcomes, urgent trials in Europe and North America are underway to evaluate whether vitamin D could be used to treat or prevent the disease.

Older adults who consumed small amounts of flavonoid-rich foods, such as berries, apples and tea, were two to four times more likely to develop Alzheimer's disease and related dementias over 20 years compared with people whose intake was higher, according to a new study.

There is an “indisputable relation between vitamin D and the immune system”, says a new review that shows avoiding vitamin D deficiency has clear benefits for immune health.

The French Agency for Food, Environmental and Occupational Health and Safety has stressed the importance of achieving a sufficient vitamin D intake during the coronavirus lockdown.

Researchers have found a link between selenium levels in the body and cure or death rates of those with the coronavirus.