The jamaica flowers are used in Mexico for a tangy deep red "cooler" called Aqua de Jamaica. Other names for the "jamaica flowers" include "hibiscus flowers", "roselle" and "Jamaica sorrel". In Mexican grocery stores the common terms are either "jamaica" or " flores de jamaica".
The plant is native from India to Malaysia and is now widely grown throughout the tropics and subtropics.
Jamaica flowers, as well as the leaves of the same plant are used medicinally In India, Africa and Mexico. Various infusions are used as a diuretic, cholerectic, febrifugal and hypotensive.
There have been animal studies that show that an extract made form the jamaica flowers decreased the absorption rate of alcohol and a similar concoction is used in Guatemala as a hangover remedy.
Additionally it is used as a lotion for sores and wounds.