Guaraná Antarctica is a popular soft drink from Brazil, known for its unique flavor derived from the guaraná fruit, which is native to the Amazon rainforest. The drink was first introduced in 1921 and has since become a staple in Brazilian culture, often enjoyed as a refreshing beverage. The drink contains caffeine, which is naturally found in guaraná seeds, giving it an energizing effect. Guaraná Antarctica is often consumed on its own or used as a mixer in cocktails, making it a versatile choice for various occasions.