My parents told me when I was young that if i drank coffee my feet would turn black. Not sure if it's the reason, but I hate coffee today
A childhood belief about dangerous food

others believed things like this
- When I was little my dad told me that if you drank too much coffee it would make your skin turn black. Anon
- I used to believe that if you drank coffee before you were an adult, your skin would turn gray. Anon
- if you drank coffee before your 16th birthday, your skin will turn purple.Anon
- I used to think that adults drank coffee because the bad taste would wake them up.Anon
- Drinking coffee before your 12 yrs, old will make the white in your eyes turn brown.— dawn b.
- I used to believe that coffee was tea with milk in it.Anon