You honestly don't know what you're "citing"? Anyone can go and alter Wiki text anytime they choose. Look at the history tab and tell me how many times it's been altered? Hundreds? Thousands?
For thousands of years and still today, South American indigenous peoples have chewed the coca leaf (Erythroxylon coca), a plant which contains vital nutrients
I see. It's a substitute for those hard to get Flintstone chewables.