capsaicin is the chemical responsible for the spicy sensation within a pepper.
- carolina reaper 2,200,000 shu. ...
- trinidad moruga scorpion 2,009,231 shu. ...
- 7 pot douglah 1,853,936 shu. ...
- 7 pot primo 1,469,000 shu. ...
- trinidad scorpion "butch t" 1,463,700 shu. ...
- naga viper 1,349,000 shu. ...
- ghost pepper (bhut jolokia) 1,041,427 shu.