4 ms·Chilli, for instance?by chubs 3y agoChilli, for instance?hirvi74 3y agoNicotine and THC are two more.bch 3y agoCaffeine Edit: and every herb we’ve ever enjoyedhinkley 3y agoCaffeine. Tea is so simple to produce because tea leaves are booby trapped with caffeine crystals and the enzymes to break them down. When an insect eats them they mix.