Putting onions in your socks might sound odd, but some people swear by it as a remedy for infections, such as the cold or the flu.
Endless ways to make use of an onion - Camping Places
Onion in Sock: Cold and Flu Treatment
Ah yes, the old onions in socks trick for sick kids… Bonus: “parasite cleanse”! : r/ShitMomGroupsSay
Does sleeping with onion slices in your socks really draw out toxins and illness overnight? - Quora
Do onions remove shoe odor when placed in them overnight? - Quora
Can Sleeping with Onions in Your Socks Cure the Flu?
How To Make An Onion Poultice For Kids - Raising Generation Nourished
Can Onion & Garlic Really Disinfect the Air and Be Used As A Remedy for the Common Cold and Flu?
Why does eating raw onions before bed cause nightmares? - Quora
Raw Onions In Socks: Myth, or Real Way To Cure Illnesses?