Only 50 calories per can. Caffeine from Organic Yerba Mate, Green Tea, and Guaraná. Rich in antioxidants from açaí berry and acerola cherry. Made with all organic and GMO-free ingredients sustainably sourced in the Brazilian Amazon. Refreshingly epic taste. Amazon Energy® gives you a boost the way nature intended. Real energy from real food - feel good about what you're putting in your body.