they have to be fully mature. The cap has to be flat or curved up like a plate. muscumol is the psychoactive molecule. If they aren't mature you'll just get a sick stomach and no trip.

Toxicity is 13 full caps of amanita muscaria (red toad stool with white spots)

The purple and yellow ones are known as the death cap and destroying angel both are lethal even in small doses. You even begin to feel better then you croak it. Seriously toxic

Alegro never said Jesus was a mushroom he attributed all the miracles people were seeing was down to amanita muscaria and psilocybin mushrooms being part of the staple diet at the time.