And resiniferatoxin, or RTX for short, does what capsaicin does, just better.
树脂毒素,或者简称 RTX,和辣椒素一样,而且效果更好。
英语百科
Resiniferatoxin
Resiniferatoxin (RTX) is a naturally occurring chemical found in resin spurge (Euphorbia resinifera), a cactus-like plant commonly found in Morocco, and in Euphorbia poissonii found in northern Nigeria. It is an ultrapotent analog of capsaicin, the active ingredient in chili peppers.