240 calories per can. When you want to stay razor sharp and are ready to take on the world, you need the Venom of Black Mamba. Venom packs a powerful payload of strong, fierce energy - taurine, guarana, L-carnitine, ginseng and B vitamins. Take on the world, and own it! Please recycle. 160 mg caffeine per 16 fl oz. Consumer comments? 1-866-228-3666.