Vitamin D supplements don’t help ward off colds and flus, new research finds

Vitamin D supplements will not protect Australians from catching colds, flus and other respiratory infections, new research has found.

The findings come after a five-year clinical trial, led by Brisbane’s QIMR Berghofer Medical Research Institute, involving 16,000 Australians aged between 60 and 84.

The trial was the largest of its kind to study the relationship between vitamin supplements and respiratory infections.

Each participant was asked to take a capsule once a month for five years — half were given…