Fant noe litt skummelt på Erowid angående morning glory som blir produsert til "lovlig" bruk:

To discourage use today, commercial seed producers treat the
seeds with a poisonous coating which cannot be removed by washing. The
effects from this coating cause nausea, comiting and severe abdominal
pain. Extremely high doses cause psychotic reactions, heart failure,
and shock.

Nattbarn: Har du spist frøene dine? Hvordan fungerte de?