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Health.com: Superfoods That Fight Colds

20 of 21

Oats

Whether you eat them in a bowl or a bar, oats contain a type of fiber called beta-glucan, known for its cholesterol-lowering and immune-boosting properties.

Animal studies have shown that beta-glucan from oats can help prevent upper respiratory tract infection, and a few controlled trials have suggested that beta-glutan consumption can alter white blood cell activity in humans, as well.

(Getty Images)
Health




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