During the bubonic plague, cut onions were placed around homes to keep people from contracting the deadly illness.

In more recent history, people hoped onions would provide protection against the 1918 Spanish flu pandemic.

Six of the 12 meridians pass through the feet.

For example, onions do not provide the ideal environment for viruses to multiply or survive.

This does not mean onions have strongantiviral or antimicrobialproperties; they do not.

While onions do have mild antibacterial properties, colds are brought on by viruses, not bacteria.

How Colds Are Cured

Colds are curbed by the body’s own immune defense.

National Onion Association.Onions & flu.

American Council of Science and Health.