Cassia acutifolia tea, also called senna tea, is a beverage made from a plant in the pea family. it is native to Africa, India and the Middle East.
According to the Herb Professor website, senna was first used by Arabian doctors in the 9th century. The herb was used as a purgative and is still used as an herbal laxative.
Senna leaves and pods can both be consumed for some medicinal purposes. Cassia acutifolia has been reported to alleviate sore throat, and it is known to serve as an herbal treatment for gout. Senna is also helpful for clearing up pimples and getting rid of parasites.