OCA is an all-natural tapioca-based beverage enhanced with an extract of cassava root and contains 120mg of natural caffeine. It is organic, vegan, naturally sweetened, low sugar, gluten free and kosher containing only 60 calories per can. A long lasting natural energy drink that is healthy and delicious without the "crash and burn" that is prevalent in an overly saturated energy drink category. OCA, a plant-based beverage fueled by cassava root extract (tapioca) and flavors inspired by the Amazon rainforest