sacred bark


cascara sagrada

Herbal medicine
A deciduous tree, the bark of which contains anthraquinone glycosides; it is a widely and long-used laxative. It is also used by herbalists as a gastric tonic.
 
Toxicity
Cascara should not be used in pregnant women.

cas·car·a sa·gra·da

(kas-kar'ă să-grā'dă) An herbal remedy made from the bark of Rhamnus purshiana; a strong purgative laxative.
Synonym(s): sacred bark.