Everlast thermodefine size 60 capsules servings 30 what is everlast thermodefine and how does it work an explosive pre workout food supplement capsule which is high in caffeine delivered via natural caffeine from coffee bean extract green coffee guarana cocoa and kola with the additional support of green tea cayenne beta alanine acetyl carnitine bioperine and niacin take everlast thermodefine as a pre workout capsule preferably with a snack contains caffeine 200m