Claim: Placing a raw, cut onion in contact with your foot overnight "purifies your blood", removes "toxins", and heals your body.
Fact-check: FACT CHECK: Does Putting a Raw Cut Onion in Your Sock Cure Medical Ailments?
Verdict: false
Organisation: Snopes
Author: Alex Kasprak
Date published: 2017-01-24T14:42:49