Est. 1973 100,000 Heat Unit Digestion Aid Dietary Supplement Lab Verified A Brighter Way Since 1973, we've scoured the globe for the highest quality ingredients, connecting you with the most efficacious supplements that help you live brighter and embrace the moments that matter most. Extra Hot Cool Cayenne is a 100,000 heat-unit cayenne that has completed the unique and proprietary Bio-Cool process. This process keeps the cayenne in its natural, spicy hot form, but now, it feels cool in your stomach.