Flu: Dr Hilary Jones reveals the one drink that could lessen symptoms

Vitamin C, garlic and spices such as ginger have long been hailed natural immunity boosters.

But another vitamin which has been shown to help keep winter colds at bay is vitamin D.

Medical doctor and nutritionist Dr Michelle Braude explained why we should add a daily dose of vitamin D to our routine.

She explained: “This time of year is the peak of cold and flu season, and colds spread like wildfire.