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Study confirms vitamin D protects against colds and flu – Harvard Gazette

Does vitamin D Help a cold?

How To Boost Your Vitamin D Levels During Cold and Flu Season

Vitamin D supplements may reduce the duration of the common cold

Vitamin D can protect against colds and flu - YouTube

Vitamin D: The answer to your common cold problems? | The Independent

Vitamin D pills 'could stop colds or flu' - BBC News

Can Vitamin D Prevent The Flu? | Infographics

Can vitamin D really stop you getting cold and flu? - BBC News

Vitamin D 'proved to cut risk of colds and flu' | Nutrition | The Guardian

10 Illnesses Linked to Vitamin D Deficiency | Everyday Health

Vitamin D Protects Against Colds and Flu, New Study Finds | Medicine | Sci-News.com

Vitamin D supplements 'the key to beating colds and flu', study finds | The Independent | The Independent

New Research Confirms Vitamin D Protects Against Respiratory Diseases

The People's Pharmacy

How Vitamin D Helps Fight the Cold, Flu, and Other Viruses

Flu Season – Fighting Back with Vitamin D | OneSource Healthcare

Can vitamin D really stop you getting cold and flu? - BBC News

Vitamin D pills 'could stop colds or flu' - BBC News

Vitamin D deficiency: Getting sick more often with a cold and flu are symptoms | Express.co.uk

Don't Forget Vitamin D This Winter Season | Nordic Naturals

Can vitamin D really help with the common cold?

Can Vitamin-D Prevent Children From Catching A Cold/Flu?